BB checks

Heads-up Flop | BTN vs BB | 100bb effective | Difficulty: Easy

Hero hand

K♥K♠

Board

A♠7♦2♣

Action so far:
Preflop: Hero raises 2.5bb, BB calls
Flop A♠7♦2♣
BB checks

Pot: 6bb   To call: 0bb

Villain range: A2s+,K7s+,Q9s+,JTs,T9s,98s,AJo+,KTo+,QTo+

Your move: