fast, the ripples on the lake went over the bow of the tour boat. the passengers were told by the crew they would not need life vests. that according to one of the survivors. >> they told us they're up here, this is where they are. they showed us where they were. they said, don't worry about it, you won't need it. we said, okay. so when the captain took over, i thought that at some point he would say, grab the jackets now. >> tia coleman is from the family of 11 that lost nine people. her husband and three children are all gone now. the president of the company that owns the duck boat says it was a microburst that descended on table rock lake producing windows over 60 miles per hour. the two amphibious boats were seen on video taking on water