im a beginner looking for comments on how i played this hand. its a $1 tourney; full of fish.

i get QQ in 3rd position. 2nd position limps(blinds are 30/60) villian raises to 60 with AKo wtf?? folds to me, 2 seats before button. i reraise to 175. folds to villian who calls. flop is Ad Qh 7h with 2 [img]/images/graemlins/diamond.gif[/img]s. villian bets 150 into 425 chip pot, i raise to 400, villian calls. turn is 7s. villian checks. i push all in, (590) villian calls. guess wath the river is?