TT UTG, Broadway flop...how many mistakes?

[JEM7VSBL]

relatively loose table, UTG+1's stats are 31%/4%/2.67. i felt i played this terribly.

Party Poker 2/4 Hold'em (9 handed) converter

Preflop: Jem is UTG with T[img]/images/graemlins/diamond.gif[/img], T[img]/images/graemlins/club.gif[/img].
<font color="#CC3333">Jem raises</font>, UTG+1 calls, <font color="#666666">2 folds</font>, <font color="#CC3333">MP3 3-bets</font>, <font color="#666666">1 fold</font>, Button calls, <font color="#666666">1 fold</font>, BB calls, Jem calls, UTG+1 calls.

Flop: (15.50 SB) J[img]/images/graemlins/spade.gif[/img], Q[img]/images/graemlins/club.gif[/img], T[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(5 players)</font>
BB checks, <font color="#CC3333">Jem bets</font>, <font color="#CC3333">UTG+1 raises</font>, MP3 calls, Button calls, BB calls, Jem calls.

<font color="blue"> I think i really should have 3-bet this flop here...but AK seemed so likely to be out there.... </font>

Turn: (12.75 BB) 3[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(5 players)</font>
BB checks, Jem checks, <font color="#CC3333">UTG+1 bets</font>, MP3 calls, Button calls, BB folds, Jem calls.

<font color="blue">i'll call this down hoping to fill up...flush is now possible...</font>

River: (16.75 BB) 6[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(4 players)</font>
Jem checks, <font color="#CC3333">UTG+1 bets</font>, MP3 calls, Button folds, Jem calls.

<font color="blue"> Crying call... </font>

Final Pot: 19.75 BB


I think this hand would have turned out differently if I had 3-bet the flop. Bad line, or is the board scary enough to go into check/call mode?