Following a full day of qualifying, Monday was race practice for the 33 drivers and teams competing in the 110th running of the Indianapolis 500.
They had two hours of practice from 1-3pm EST, but they only managed to get about half of that in before severe weather arrived.
The caution for lightning came with around 55 minutes to go, and all cars were forced into the pits. IndyCar officials ...Keep reading

Source: Josef Newgarden leads abbreviated Indy 500 practice due to storms, major wreck