Blinds:  5/10 nl  with mandatory $20 straddle. 

9 Handed.  Effective. Stack 2500.

Hero straddles.

It folds around to Vill in BB and he calls $20,  Hero checks straddle (Ah4d)

FLOP: Ac 3d 5c

Vill chks, Hero bets $30 and vill calls.

Turn: 2d

Vill bets $100, Hero raises to $250, Vill 3bets to $750, Hero calls.

River: Jh

Vill goes All-In for $1700....Hero???