Mahindra backs Musk's statement about running a car company

Mahindra Group Chairman Anand Mahindra has backed Tesla CEO Elon Musk's statement on a web show where he said it's "very difficult to keep a car company alive". "I can vouch for the fact that his mind is clear & unaffected by what he was smoking!" Mahindra tweeted. Musk had also sipped whiskey and smoked marijuana during the 2.5-hour podcast.