The on-track death of two-time Indianapolis 500 winner Dan Wheldon shook motorsports to its core. Ten years later, Wheldon’s sons Sebastian and Oliver are following in their father’s footsteps, working through their grief by getting behind the wheel to race. We spoke with The Lionheart documentary director/producer Laura Brownson, and race car drivers Tony Kanaan and Michael Andretti at the film's 2023 Tribeca Film Festival premiere.