hand 1:
fish is 50/13/1.5 over 170 hands and limps crazy. His ATS% is 18%. I didnt tangle with him much until this hand. His turn bet sizing looks very scary but KK crushes lots of worse hands in his range. Also, i noticed that he insta bet this much on the turn.
Fold, flat or shove?
No-Limit Hold'em, $1.00 BB (8 handed) - Hold'em Manager Converter Tool from FlopTurnRiver.com

UTG+1 ($209.60)
MP1 ($152.40)
MP2 ($100)
CO ($125.95)
Hero (Button) ($100)
SB ($100.50)
BB ($100)
UTG ($120.45)

Preflop: Hero is Button with K, K
4 folds, CO calls $1, Hero bets $5, 2 folds, CO calls $4

Flop: ($11.50) 6, 10, 4 (2 players)
CO checks, Hero bets $8, CO raises $16, Hero calls $8

Turn: ($43.50) 2 (2 players)
CO bets $40, Hero ?

hand 2: this hand happened in a few orbits at the same table vs the same donk. Anything wrong here on my part?
No-Limit Hold'em, $1.00 BB (8 handed) - Hold'em Manager Converter Tool from FlopTurnRiver.com

MP1 ($117.50)
MP2 ($169.65)
CO ($221.25)
Hero (Button) ($100)
SB ($109.30)
BB ($246.30)
UTG ($107.25)
UTG+1 ($129.90)

Preflop: Hero is Button with A, J
4 folds, CO calls $1, Hero bets $5, 2 folds, CO calls $4

Flop: ($11.50) 4, 10, 8 (2 players)
CO checks, Hero bets $7, CO calls $7

Turn: ($25.50) A (2 players)
CO checks, Hero bets $15, CO calls $15

River: ($55.50) J (2 players)
CO checks, Hero bets $26, CO raises $52, Hero ?