Nut flush on the flop

[prrthd]

I checked on the flop because with 5 people someone was going to bet out at the pot and I didn't want to scare people out. The turn went horribly wrong, I was going to check raise since I assumed the Button would bet again..... and then the river.

Party Poker 0.50/1 Hold'em (9 handed)

Preflop: Hero is MP1 with 9[img]/images/graemlins/diamond.gif[/img], A[img]/images/graemlins/diamond.gif[/img].
UTG folds, UTG+1 folds, Hero calls, MP2 folds, MP3 calls, CO folds, Button calls, SB completes, BB checks.

Flop: (5 SB) K[img]/images/graemlins/diamond.gif[/img], T[img]/images/graemlins/diamond.gif[/img], 4[img]/images/graemlins/diamond.gif[/img] <font color="blue">(5 players)</font>
SB checks, BB checks, Hero checks, MP3 checks, <font color="CC3333">Button bets</font>, SB folds, BB folds, Hero calls, MP3 calls.

Turn: (4 BB) 3[img]/images/graemlins/spade.gif[/img] <font color="blue">(3 players)</font>
Hero checks, MP3 checks, Button checks.

River: (4 BB) T[img]/images/graemlins/heart.gif[/img] <font color="blue">(3 players)</font>
<font color="CC3333">Hero bets</font>, <font color="CC3333">MP3 raises</font>, Button folds, <font color="CC3333">Hero 3-bets</font>, <font color="CC3333">MP3 caps</font>, Hero calls.

Final Pot: 12 BB

Results in white below: <font color="white">
Hero shows 9d Ad (flush, ace high).
MP3 shows Tc Kh (full house, tens full of kings).
Outcome: MP3 wins 12 BB. </font>