Hey Forefront. Welcome to FTR.
Playing AK pre-flop when facing 3-bets isn't always the easiest thing in the world, but I have a couple of links I can give you to get you thinking.
Me asking a similar question in 2008: http://www.flopturnriver.com/pokerfo...ns-161354.html
When you miss the flop: http://www.flopturnriver.com/pokerfo...ot-198229.html