The problem is known.Traffic chokes up around the Bradenton Beach portion of Anna Maria Island, especially during peak season.What isn’t known, however, is what can or will be done to relieve that congestion. During a Longboat Key Town Commission meeting April 6, Longboat Key Town Commissioner Sarah Karon brought up the topic in hopes of starting a conversation to improve the situation that has caused frustrations for Longboaters trying to get t…