Cup Expense News Today

>> when have you ever gone to a restaurant and been encouraged to go to a drinking fountain for sips of water between bites of your meal. >> reporter: this might sound familiar, many water mountains are broken. many water fountains could also taste bad. many studies found simply making sure kids could drink water at school led to a 31% drop in risks for becoming overweight. burt calgil, a public health researcher wanted to do something similar here in l.a. at vista middle school he put the water...