Marcus Armstrong left the track at Indianapolis Motor Speedway on a stretcher following a single-car crash on Saturday but appeared to escape serious injury.

Marcus Armstrong hit the Turn 1 wall hard during Saturday morning's pre-Indianapolis 500 qualifying practice on the 2.5-mile Indianapolis Motor Speedway oval. Armstrong, a 24-year-old second-year driver for Meyer Shank Racing,

Marcus Armstrong was taken away on a stretcher after a heavy crash in practice for Indianapolis 500 qualifying, and it was unclear who would get into Meyer Shank Racing's backup car even if it is ready to make a four-lap run later Saturday.