Talk about the big one that got away. Ryan Danoff was fishing with two friends about four miles off Hollywood beach Sunday when he spied what appeared to be a mast on the horizon. Funny thing: There was no boat underneath it. Danoff, a Fort Lauderdale fish farmer who's on the water at least three days a week, aimed his 31-foot center console Fishy Business at the mysterious upright and found himself eye to eye with a periscope. "It was crazy," he said. "If it was just myself out there I wouldn't believe what I saw." Danoff moved closer. "It...