the american heart association rson on-line and in courses are falling short. they say a lot of people never really master the technique or they forgett whato do where. experts say they should offer shorte but more prote sessions as well as continuous training of structors. >>> families across south texas this morning are dealing with devastatingdi floong. governor greg abbott has issued ar disaste deck lashs for six counties. they werdi hit by this floo. look at videos here. you can see people have to wade through the streets. the tex national guard is working to rescue stranded residents while one man left his home of 32 years. >> they had five inches of rain erday. >> the other issue is, you know, unrequire here where we have nice rollingh greens w a lot of dirt, that's hard, rock why i soil out there, so it becomes instant runoff. all of it does. >> nowhere to go. >> right. it all drains down into a precious few drainage spaces down in the rio grande crazy stuff. >> more rain for us. more rain, chuck. we're building an ark. i don't know what else to do. >> r