What should I have done with this straight?

Not strong enough turn bet?

PokerStars No-Limit Hold'em, $0.02 BB (8 handed) converter

BB ($2)
UTG ($3.08)
UTG+1 ($1.57)
MP1 ($4.93)
MP2 ($1.69)
Hero ($2.07)
Button ($2.30)
SB ($2.19)

Preflop: Hero is CO with 9, J.
2 folds, MP1 calls $0.02, MP2 calls $0.02, Hero calls $0.02, Button calls $0.02, 1 fold, BB checks.

Flop: ($0.11) Q, T, T (5 players)
BB bets $0.16, MP1 folds, MP2 calls $0.16, Hero calls $0.16, Button folds.

Turn: ($0.59) K (3 players)
BB checks, MP2 bets $0.02, Hero raises to $0.16, BB calls $0.16, MP2 calls $0.14.

River: ($1.07) Q (3 players)
BB checks, MP2 bets $0.02, Hero raises to $0.1, BB calls $0.10, MP2 raises to $0.18, Hero calls $0.08, BB calls $0.08.

Final Pot: $1.61
Main Pot: $1.61, between BB, MP2 and Hero. > Pot won by MP2 ($1.61).

Results in white below:
BB has Ts 6s (full house, tens full of queens).
MP2 has 9d Qd (full house, queens full of tens).
Hero has 9h Jh (straight, king high).
Outcome: MP2 wins $1.61.

double paired board in a multi-way pot means someone got a boat...
fold or call down the river cheaply...

- sed