Saga became the race 's fourth retirement when he hit the wall at Lisboa corner .
The wreckage was cleared in two laps and Kunimoto held onto the lead at the restart and was followed by Mortara .
Saga became the race 's fourth retirement when Mortara hit the wall at Lisboa corner .
The wreckage was cleared in two laps and Kunimoto held onto the lead at the restart and was followed by Mortara .