bottom line is, by sinking this barge, reinforcing with rocks, we can stop some of this water from going into populated areas. reporter: though they have had more time to think about it, kal and karen evans are going to stay in the flood zone right now. this is the cheapest thing we can do, stay here until we have to leave, and then spend money, money you can t afford to spend. reporter: from the governor on down, officials are urging people in the flood zone to listen to their local authorities and follow their advice. chuck? anne thompson in louisiana for us. queen elizabeth is in dublin, ireland today, kicking off a historic trip. it s the first trip to ireland by a british monarch. security is a huge concern as army experts found and defused a pipe bomb on a bus last night. paul ryan is expected to