![Mario Andretti on Twitter: "My heart is heavy today, mourning the loss of a colleague and friend. Niki Lauda... a true-blue wonderful man https://t.co/iOLPAZ9NG1" / Twitter Mario Andretti on Twitter: "My heart is heavy today, mourning the loss of a colleague and friend. Niki Lauda... a true-blue wonderful man https://t.co/iOLPAZ9NG1" / Twitter](https://pbs.twimg.com/media/D7Fp9pgXsAArZH5.jpg)
Mario Andretti on Twitter: "My heart is heavy today, mourning the loss of a colleague and friend. Niki Lauda... a true-blue wonderful man https://t.co/iOLPAZ9NG1" / Twitter
![Former Formula One world champion Niki Lauda (front L-R), F1 boss Bernie Eccleston and former champion Mario Andretti on the sidelines of the Grand Prix of Bahrain at the Sakhir race track, Former Formula One world champion Niki Lauda (front L-R), F1 boss Bernie Eccleston and former champion Mario Andretti on the sidelines of the Grand Prix of Bahrain at the Sakhir race track,](https://c8.alamy.com/comp/D56RKT/former-formula-one-world-champion-niki-lauda-front-l-r-f1-boss-bernie-D56RKT.jpg)
Former Formula One world champion Niki Lauda (front L-R), F1 boss Bernie Eccleston and former champion Mario Andretti on the sidelines of the Grand Prix of Bahrain at the Sakhir race track,
![Mario Andretti wins as Niki Lauda moves to the brink of the title | Formula 1 | Formula 1 news, live F1 | ESPN.co.uk Mario Andretti wins as Niki Lauda moves to the brink of the title | Formula 1 | Formula 1 news, live F1 | ESPN.co.uk](http://en.espnf1.com/PICTURES/CMS/13100/13170.jpg)
Mario Andretti wins as Niki Lauda moves to the brink of the title | Formula 1 | Formula 1 news, live F1 | ESPN.co.uk
![Mario Andretti celebrates victory on the podium with team mate and Ronnie Peterson, 2nd position, and Niki Lauda, 3rd position. Jackie Stewart is also visible. | Dutch GP | Motorsport Images Mario Andretti celebrates victory on the podium with team mate and Ronnie Peterson, 2nd position, and Niki Lauda, 3rd position. Jackie Stewart is also visible. | Dutch GP | Motorsport Images](https://thumbs.smartframe.io/cf672a5debefbf3ded9207696998bf28/1017364329/mario-andretti-celebrates-victory-on-the-podium-with-team-mate-and-ronnie-peterson-2nd-position-and-niki-lauda-3rd-position-jackie-stewart-is-also-visible.jpg?intent=embed)
Mario Andretti celebrates victory on the podium with team mate and Ronnie Peterson, 2nd position, and Niki Lauda, 3rd position. Jackie Stewart is also visible. | Dutch GP | Motorsport Images
![Formula 1 on Twitter: "A thumbs up from 1978 #F1 world champion and #USGP ambassador Mario Andretti, with triple world champion Niki Lauda http://t.co/pQHGEGQPzZ" / Twitter Formula 1 on Twitter: "A thumbs up from 1978 #F1 world champion and #USGP ambassador Mario Andretti, with triple world champion Niki Lauda http://t.co/pQHGEGQPzZ" / Twitter](https://pbs.twimg.com/media/B1YFRQJIcAEpO5U.jpg)
Formula 1 on Twitter: "A thumbs up from 1978 #F1 world champion and #USGP ambassador Mario Andretti, with triple world champion Niki Lauda http://t.co/pQHGEGQPzZ" / Twitter
![Niki Lauda: 'James Hunt would not push you off the road. We trusted each other' | Niki Lauda | The Guardian Niki Lauda: 'James Hunt would not push you off the road. We trusted each other' | Niki Lauda | The Guardian](https://i.guim.co.uk/img/media/42e2c665a17a9d4d34fbbc91480569a236a33ad3/23_153_4991_2995/master/4991.jpg?width=1200&height=900&quality=85&auto=format&fit=crop&s=8340b02ce67ce316783a91f275f65289)