Any thoughts in my play here? the way he checked the flop my immediate thought was a big hand. Felt almost ceratin by the river AJ was it, but cudnt fold really.

Full Tilt No-Limit Hold'em, $0.25 BB (6 handed) - Full-Tilt Converter Tool from FlopTurnRiver.com

UTG ($21.80)
MP ($14.95)
Hero (CO) ($25.10)
Button ($16.15)
BB ($28.35)

Preflop: Hero is CO with 10, 10
1 fold, Hero raises to $1, 2 folds, UTG calls $0.75

Flop: ($2.10) Q, K, 10 (2 players)
UTG checks, Hero checks

Turn: ($2.10) 6 (2 players)
UTG bets $2, Hero calls $2

River: ($6.10) 2 (2 players)
UTG bets $6, Hero calls $6

Total pot: $18.10 | Rake: $0.90

Results in white below:
UTG had J, A (straight, Ace high).
Hero had 10, 10 (three of a kind, tens).
Outcome: UTG won $17.20