Croatia have taken the lead against Russia, 11 minutes into extra time.
Following a Russian attack, Croatia were able to drive all the way up to the opposite end and win a corner on the right hand side.
As the ball flew in, Vida was able to jump up and meet it.
He sent a slow, downward header towards the bottom right.
Akinfeev stayed stuck to the spot, and the ball bounced in.
Vida tore off his shirt in celebration, and Croatia only have 20 minutes to keep their lead.