​Stella excuses Sainz after Piastri rage

BUDAPEST, July 27 : McLaren boss Andrea Stella has excused Carlos Sainz after Oscar Piastri raged at the team's former driver for a costly collision during Sunday's Hungarian Grand Prix.Spaniard Sainz, now at Williams, clashed with Piastri while the Australian was trying to lap him and retain the lead after his second pitstop.The lost seconds allowed Piastri's teammate and world champion Lando Norris to take the lead when he pitted several laps later after building up a crucial advantage, going on to take the team's first win of the Formula One season.Piastri ultimately retired with a broken gearbox while in second place with McLaren heading for a one-two. "My understanding is that the blue (warning) panels were not working," Stella told reporters. "So perhaps today was more difficult than