50NL donk bet in 3-bet pot

[creamfillin]

vs. unknown

PokerStars No-Limit Hold'em, $0.50 BB (5 handed) Poker Stars Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

UTG ($51.60)
Hero ($48)
Button ($18.20)
SB ($18.30)
BB ($81.70)

Preflop: Hero is MP with A[img]/images/graemlins/heart.gif[/img], K[img]/images/graemlins/heart.gif[/img].
<font color="#CC3333">UTG raises to $2</font>, <font color="#CC3333">Hero raises to $6</font>, <font color="#666666">3 folds</font>, UTG calls $4.

Flop: ($12.75) 8[img]/images/graemlins/diamond.gif[/img], 2[img]/images/graemlins/spade.gif[/img], 7[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">UTG bets $2.5</font>, <font color="#CC3333">Hero?