he s beyond frustrated writing, i have watched while deputies, firefighters and lifeguards have risked their lives to save strangers. i have seen strangers die trying to save their children and loved ones including two fathers on father s day. officials are urging beachgoers to heed the warnings, especially a double red flag, which means no one is allowed in the water. $500 tickets are issued to anyone breaking the rules. steve fender is a lifeguard at coco beach. we had a hurricane go through last year, which affected a lot of the bottom conditions, changed the topography of the beach. reporter: rip currents are strips of water sometimes very narrow heading back out to sea forming when wind blows towards the beach. they can move faster than 5 miles per hour, impossible to outswim. for us in ocean rescue, that drowning process can take a matter of seconds, just how quickly it escalates is the biggest issue out here. reporter: the best thing to do is not panic. keep your head ab