2015 Indy 500 in pictures

Juan Pablo Montoya celebrates after winning the 99th Indianapolis 500. It's Montoya's second win, the first coming in 2000.

Chip Ganassi congratulates Indianapolis 500 winner Juan Pablo Montoya. In 2000, Montoya won the race as a driver for Ganassi.

Chip Ganassi congratulates Team Penske owner Roger Penske after his driver, Juan Pablo Montoya, won the 99th Indianapolis 500.

Juan Pablo Montoya celebrates after winning his second Indianapolis 500 on Sunday.

Juan Pablo Montoya celebrates after winning his second Indianapolis 500 on Sunday.

Roger Penske congratulates his driver, Juan Pablo Montoya, the winner of the 99th Indianapolis 500.

Juan Pablo Montoya kisses the bricks after winning his second Indianapolis 500.

Helio Castroneves congratulates teammate Juan Pablo Montoya after Sunday's race. Castroneves finished seventh.

Juan Pablo Montoya hugs one of his children after taking a ceremonial lap following his win.

Juan Pablo Montoya kisses the bricks after winning his second Indianapolis 500.

Juan Pablo Montoya takes a ceremonial lap following his Indianapolis 500 victory.

Juan Pablo Montoya and his team kiss the bricks following the 99th Indianapolis 500.

Team Penske President Tim Cindrick and owner Roger Penske celebrate with Juan Pablo Montoya following the team's win in the 99th Indianapolis 500.

Team Penske President Tim Cindrick and owner Roger Penske celebrate with Juan Pablo Montoya following the team's win in the 99th Indianapolis 500.

Juan Pablo Montoya celebrates after winning his second Indianapolis 500

Will Power reacts to his second place finish.

Second place finisher Will Power walks along the pits following the race.

Team Penske driver Helio Castroneves explains the final laps for the Indianapolis 500 on the pit lane after the race Sunday at the Indianapolis Motor Speedway.

Pablo Montoya, left, celebrates after his son, Juan Pablo Montoya, won the 99th Indianapolis 500.

JR Hildebrand, left, and Josef Newgarden talk in the pits following Sunday's race.

IMS Radio Network reporter Michael Young interviews Marco Andretti on the pit lane after the 99th running of the Indianapolis 500 Sunday at the Indianapolis Motor Speedway.

Juan Pablo Montoya celebrates following his win in the 99th Indianapolis 500.

Juan Pablo Montoya celebrates after winning his second Indianapolis 500.

Juan Pablo Montoya celebrates after winning his second Indianapolis 500.

Juan Pablo Montoya takes a drink of milk after winning the 99th Indianapolis 500.

Juan Pablo Montoya gives his son, Sebastian, a drink of milk following his win in the 99th Indianapolis 500.

Juan Pablo Montoya celebrates following his win in the 99th Indianapolis 500. Montoya won the race the first time in 2000.

The crew of Juan Pablo Montoya celebrate after the driver won Sunday's race. It's Montoya's second Indianapolis 500 victory.

Team owner Roger Penske looks at the timing ans scoring monitor on his pit box Sunday at the Indianapolis Motor Speedway.

Sebastian Saavedra is carried from his car following a crash on lap 176.

Rookie Stefano Coletti goes airborne after a crash on lap 176 Sebastian Saavdra and Jack Hawksworth,

Sebastian Saavdra, left, spins out of control a crash involving Stefano Coletti and Jack Hawksworth on lap 176.

Rookie Stefano Coletti crashes into Sebastian Saavdra on lap 176. Jack Hawksworth was also involved in the crash.

Jack Hawksworth crashes into the wall on lap 176.

2013 Indy 500 winner Tony Kanaan spins and hits the wall on lap 152.

2013 Indy 500 winner Tony Kanaan spins and hits the wall on lap 152.

Will Power and Helio Castroneves exit the pits following a pit stop.

A member of Tristian Vautier's crew lies on the ground following an incident during a pit stop.

A member of Tristan Vautier's crew is taken away on a gurney following an incident in the pits.

The car of Oriol Servia sits against the wall following a crash with Ed Carpenter on lap 112.

Ed Carpenter talks with reporters after leaving the medical center. He was involved in a crash with Oriol Servia on lap 112.

Ed Carpenter makes contact with the wall in lap 112.

Ed Carpenter makes contact with the wall in lap 112.

Juan Pablo Montoya makes a pit stop on lap 99.

Tony Kanaan leads the field through turn one of the 99th Indianapolis 500.

Scott Dixon overtakes teammate Tony Kanaan for the lead during the 99th Indianapolis 500.

Bryan Claussen hits the wall on lap 64.

Scott Dixon's crew services the car during a pit stop on the 36th lap.

Juan Pablo Montoya heads to the pit after suffering damage to the back of his car near the start of the race.

Sage Karam makes contact with the wall in turn two of the first lap after an incident with Takuma Sato.

Sage Karam leaves the pit following a crash with Takuma Sato on the first lap of the race.

Takuma Sato makes contact with the wall in turn two on the first lap.

Scott Dixon leads the pack of drivers at the beginning of the 99th Indianapolis 500.

The green flag waves to start the 99th Indianapolis 500.

Actor Patrick Dempsey waves the green flag to start the 99th Indianapolis 500.

Mari Hulman George gives the command for drivers to start their engines prior to the start of the 99th Indianapolis 500.

Front row drivers Scott Dixon, left, Will Power and Simon Pagenaud are introduced prior to the start of the 99th Indianapolis 500.

Marco Andretti watches pre-race activities before the start of the 99th Indianapolis 500.

Simona de Silvestro is introduced to the crowd before the start of the 99th Indianapolis 500.

Indiana a cappella group Straight No Chaser performs "Back Home Again in Indiana" during pre-race ceremonies.

American Idol alum Jordin Sparks sings the National Anthem prior to the start of the 99th Indianapolis 500.

A-10C Warthogs from the IANG 122nd Fighter Wing fly over the Indianapolis Motor Speedway prior to the start of the race.

Two 122 Fighter Wing A-10 C Warthogs fly over the Indianapolis Motor Speedway during pre-race festivities.

Indiana native Florence Henderson sings "God Bless America" before the start of the 99th Indianapolis 500.

Indiana native Florence Henderson sings "God Bless America" before the start of the 99th Indianapolis 500.

The Purdue University March Band performs during pre-race ceremonies.

World War II veteran Capt. Jerry Yellin is honored during the pre-race ceremony.

Members of Armed Forces march through Pit Road before the start of the 99th Indianapolis.

The Indianapolis 500 Festival Princesses, in blue, make their way through the crowd during pre-race ceremonies.

Three-time Indianapolis 500 winner Dario Franchitti is strapped into the Jim Clark's Ford-powered Lotus , the car that won the 1965 Indianapolis 500, before he drives a lap around the Indianapolis Motor Speedway during pre-race festivities.

Indianapolis Motor Speedway Safety Patrol officer secures the stands during the early hours of race day Sunday at the Indianapolis Motor Speedway.

Justin Wilson's Honda for Andretti Autosport get pulled through Gasoline Alley and on to the starting grid Sunday morning at the Indianapolis Motor Speedway.

David Letterman poses for a selfie with Indy 500 race fans on teh starting grid Sunday at the Indianapolis Motor Speedway.

Indy 500 winner Juan Pablo Montoya looks over the field of the 99th running of teh Indianapolis 500 during pre-race ceremonies Sunday at the Indianapolis Motor Speedway.

Driver Tony Kanaan spends some time with his family's new addition Deco on the pit lane before the 99th running of the Indianapolis 500 Sunday at the Indianapolis Motor Speedway.

Former teammate and Indy 500 winner Dario Franchitti jokes with pole sitter Scott Dixon during pre-race ceremonies Sunday at the Indianapolis Motor Speedway.

Pole sitter Scott Dixon shares a light moment with is crew during pre-race ceremonies Sunday at the Indianapolis Motor Speedway.

The new Panisonic video boards created an interesting view for race fans during the 99th running of the Indianapolis 500 Sunday at the Indianapolis Motor Speedway.

James Jakes of Schmidt Peterson Racing staightens his collar during driver introductions Sunday at the Indianapolis Motor Speedway.