Simplify the following text for a Grade 6 native English-speaking person.
Original: There was less celebration after the second race in 1977 as Gilles Villeneuve was involved in a crash that killed two spectators on the side of the track , leading to Formula One leaving the speedway .
Simplified: In Gilles Villeneuve was involved in a crash that killed two spectators on the side of the track . Formula One stopped racing at the speedway and Japan .