No other reads except that UTG has been playing loose and has been losing several showdowns.

The two overcards scared me in this situation.

Paradise Poker 1/2 Hold'em (5 handed) FTR converter on zerodivide.cx

Preflop: Hero is MP with J[img]/images/graemlins/heart.gif[/img], J[img]/images/graemlins/spade.gif[/img].
UTG calls, <font color="#CC3333">Hero raises</font>, <font color="#666666">1 fold</font>, SB calls, <font color="#666666">1 fold</font>, UTG calls.

Flop: (7 SB) 4[img]/images/graemlins/heart.gif[/img], 9[img]/images/graemlins/diamond.gif[/img], J[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(3 players)</font>
SB checks, UTG checks, Hero checks.

Turn: (3.50 BB) K[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(3 players)</font>
SB checks, UTG checks, Hero checks.

River: (3.50 BB) A[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(3 players)</font>
SB checks, <font color="#CC3333">UTG bets</font>, <font color="#CC3333">Hero raises</font>, SB folds, <font color="#CC3333">UTG 3-bets</font>, Hero calls.

Final Pot: 9.50 BB

Results in White:
<font color="white"> UTG lost $8 (showed hand) [ 3s Ac ] (a pair of aces)
Hero bet $8, collected $18.25, net +$10.25 (showed hand) [Jh Js] (three of a kind, jacks) </font>