Full Tilt, another murky spot with JJ

[Tackleberry]

I already said, JJ kills me ... [img]/images/graemlins/smile.gif[/img]

Full Tilt Poker
No Limit Holdem Tournament
Blinds: t250/t500
(Ante: t50)
8 players
Converter

Stack sizes:
UTG: t12594
UTG+1: t8514
MP1: t18030
MP2: t15565
CO: t4486
Button: t17965
SB: t37772
Hero: t10774

Pre-flop: (8 players) Hero is BB with J[img]/images/graemlins/diamond.gif[/img] J[img]/images/graemlins/spade.gif[/img]
UTG folds, <font color="#cc0000">UTG+1 raises to t2500</font>, 5 folds, Hero calls t2000 <font color="aaaaaa">(pot was t3650)</font>.

Flop: 4[img]/images/graemlins/spade.gif[/img] 5[img]/images/graemlins/club.gif[/img] 4[img]/images/graemlins/diamond.gif[/img] (t5650, 2 players)
Hero checks, <font color="#cc0000">UTG+1 is all-in t5964</font>, Hero ???

Originally I planned to check-raise him all-in - but what do I now?