villain is 17/1/3 over about 50 hands. Minraise made me fear set. Should I dump to minraise, or to thr turn lead? Push and pray? When he checks river, should I check behind--am I beat here more often than not?

PokerRoom No-Limit Hold'em, $1 BB (10 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

UTG+2 ($196.20)
MP1 ($18.00)
MP2 ($101.85)
MP3 ($94.50)
Hero ($100.00)
Button ($112.80)
SB ($99.00)
BB ($64.60)
UTG ($48.90)
UTG+1 ($5.00)

Preflop: Hero is CO with A, A.
1 fold, UTG+1 calls $1, 2 folds, MP2 calls $1, MP3 calls $1, Hero raises to $7, 3 folds, UTG+1 folds, MP2 folds, MP3 calls $6.

Flop: ($17.50) 5, 2, 4 (2 players)
MP3 checks, Hero bets $12, MP3 raises to $24, Hero calls $12.

Turn: ($65.50) Q (2 players)
MP3 bets $30, Hero calls $30.

River: ($125.50) 6 (2 players)
MP3 checks, Hero says wtf???????

Final Pot: $164.50