NL25 2pair in limped pot

[graff]

Grabbed byHoldem Manager
NL Holdem $0.25(BB) Poker Stars
Hero ($20.10)
BB ($25.85)
UTG ($33.80)
UTG+1 ($45.75)
UTG+2 ($15.70)
MP1 ($25.60)
CO ($25.05)
BTN ($20)

Dealt to Hero 8:diamond: A

UTG calls $0.25, fold, UTG+2 calls $0.25, fold, fold, fold, Hero calls $0.15, BB checks

FLOP ($1) A:diamond: 8 K:spade:

Hero checks, BB checks, UTG bets $0.50, UTG+2 calls $0.50, Hero raises to $2.75, BB folds, UTG calls $2.25, UTG+2 raises to $9.75, Hero ???