[Closed] could i have protected this?

Hand converted with online PokerStrategy.com hand converter:

Play hand

$0.02/$0.04 No-Limit Hold'em (10 handed)

Known players:
[tg]CO$4.48:///////;BU$5.00:///////;SB$5.06:///////;BB$5.33:///////;UTG1$5.47:///////;UTG2(Hero)$6.59:///////;MP1$2.43:///////;MP2$6.37:///////;MP3$2.87:///////;[/tg]

Preflop: Hero is UTG2 with A:d, K:h.
UTG1 folds, Hero raises to $0.24, MP1 calls $0.24, 6 folds.

Flop: ($0.54) Q:c, 3:c, A:c (3 players)
Hero bets $0.39, MP1 calls $0.39.

Turn: ($1.32) K:s (3 players)
Hero bets $1.26, MP1 calls $1.26.

River: ($3.84) J:c (3 players)
Hero bets $0.54, MP1 calls $0.54.

Final Pot: $4.92.
Results follow:

Hero shows two pairs, aces and kings(A:d K:h).
MP1 shows a straight, ace high(T:s A:s).

MP1 wins with a straight, ace high(T:s A:s).

i thought he had flush, but by virtue of 'negative freeroll' i just bet out in river and was v surprised to see A10 lol

i dnt think shoving the turn would have made any difference....hmmm