ST. PETERSBURG, Fla. — The Coast Guard medevaced a 56-year-old man 46 miles west of Charlotte Harbor, Florida, Tuesday evening. At 8:30 p.m. Tuesday, watchstanders from Coast Guard Sector St. Petersburg received a call via VHF-FM marine radio channel 16 reporting the captain aboard the fishing vessel, Nancy Lou, was experiencing severe chest pains. Also, two crewmembers aboard the 50-foot commercial...