Whats the correct play here?
PokerStars - 35000/70000 Ante 7000 NL - Holdem - 8 players
UTG: 1,039,878
UTG+1: 2,853,471
MP: 2,301,433
MP+1: 1,627,240
CO: 692,674
BTN: 4,129,087
SB: 2,140,706
Hero (BB): 1,566,380
8 players post ante of 7,000, SB posts SB 35,000, Hero posts BB 70,000
Pre Flop: (pot: 161,000) Hero has A♣ 5♠
fold, fold, fold, fold, fold, BTN raises to 154,000, fold, Hero raises to 280,000, BTN calls 126,000
Flop: (651,000, 2 players) A♦ 6♥ K♣
Hero bets 280,000, BTN calls 280,000
Turn: (1,211,000, 2 players) 4♥
Hero bets 999,380 and is all-in, BTN calls 999,380
River: (3,209,760, 2 players) 2♦
Hero shows A♣ 5♠ (One Pair, Aces)
(Pre 8%, Flop 0%, Turn 0%)
BTN shows A♠ A♥ (Three of a Kind, Aces)
(Pre 92%, Flop 100%, Turn 100%)
BTN wins 3,209,760