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CNBC looks at how the computer systems in F1 cars have made their way into regular vehicles.
FIA President Jean Todt discusses his start with the Ferarri team and the current problems facing F1.
F1 experts discuss whether the quieter engine sounds are making the sport less attractive.
Stan Collender, MSL Group says Donald Trump's win and Ted Cruz's exit likely closes off a third party option for the GOP, and weighs in on what Trump needs to do to attract voters as a viable winner in November. And Collender says although Bernie Sanders scores a win in Indiana he is all but mathematically eliminated as the Democratic nominee.
GOP front-runner Donald Trump wins the Hoosier State's primary while competitor Ted Cruz suspends his campaign. And Bernie Sanders takes Indiana while Hillary Clinton uses Trump's win as a campaign fundraiser, reports NBC News' Edward Lawrence.
A look at the national business travel forecast, with The Weather Channel's Jen Carfagno.