SOCHI, Russia (AP) — Sebastian Vettel and Ferrari have had the upper hand so far in Formula One. They don't expect to have it against Lewis Hamilton this weekend at the Russian Grand Prix. The long straights in Sochi suit Mercedes, which has won all three races to date around Olympic Park. With two wins from three races, Vettel is seven points ahead of Hamilton in the standings, but expects that lead to come under pressure from the Mercedes drivers on Sunday. "On paper, it's a very, very strong circuit for them," Vettel said.Read more on NewsOK.com