Opp. is a regular and runs at 13/8 pf and aggressive postflop. What hands can call? If he has a Jack I'm willing to pay it off but I'm not sure a raise has any value at all here.

PokerStars No-Limit Hold'em, $1.00 BB (8 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

Button ($157.05)
SB ($103.20)
BB ($32.95)
UTG ($13)
UTG+1 ($108.50)
MP1 ($99.15)
Hero ($99)
CO ($67)

Preflop: Hero is MP2 with A, A.
2 folds, MP1 raises to $4, Hero raises to $11, 4 folds, MP1 calls $7.

Flop: ($23.50) J, J, 3 (2 players)
MP1 checks, Hero bets $14, MP1 calls $14.

Turn: ($51.50) 7 (2 players)
MP1 checks, Hero checks.

River: ($51.50) 3 (2 players)
MP1 bets $30, Hero.?