Two recent hands at 2/nl

Both of these hands have just happened to me simultaneously while I was 2 tableing at Stars.I reviewed each hand a few times to see if it was preventable.What do you guys think?
PokerStars No-Limit Hold'em, $0.02 BB (6 handed) - Poker-Stars Converter Tool from FlopTurnRiver.com

CO ($0.62)
Button ($1.50)
Hero (SB) ($1.84)
BB ($2.98)
UTG ($0.41)
MP ($1.92)

Preflop: Hero is SB with K, A
UTG bets $0.08, MP calls $0.08, 2 folds, Hero raises to $0.32, 2 folds, MP calls $0.24

Flop: ($0.74) K, 2, K (2 players)
Hero checks, MP bets $0.40, Hero calls $0.40

Turn: ($1.54) 2 (2 players)
Hero bets $0.73, MP raises to $1.20 (All-In), Hero calls $0.39 (All-In)

River: ($3.78) Q (2 players, 2 all-in)

Total pot: $3.78 | Rake: $0.18
PokerStars No-Limit Hold'em, $0.02 BB (4 handed) - Poker-Stars Converter Tool from FlopTurnRiver.com

Hero (UTG) ($2.62)
Button ($2.30)
SB ($2.95)
BB ($1.32)

Preflop: Hero is UTG with K, K
Hero bets $0.08, 2 folds, BB calls $0.06

Flop: ($0.17) 4, Q, 7 (2 players)
BB checks, Hero bets $0.08, BB calls $0.08

Turn: ($0.33) 6 (2 players)
BB bets $0.10, Hero raises to $0.36, BB raises to $0.62, Hero raises to $2.18, BB calls $0.54 (All-In)

River: ($2.65) 8 (2 players, 1 all-in)

Total pot: $2.65 | Rake: $0.13