CNN New Day July 9, 2015 11:18:00
Rip currents. the water is calm but you don't know what is going on underneath the surface. >> i remember when sam champion went into a rip current and he got sucked right out. even though he was taught what to do he still couldn't -- it is so hard and you're panicked and taken farther and farther. >> are you supposed to swim parallel? >> you are not supposed to swim. let it take you because it will spiral out and then try. obviously, fighting it is not futile but exhausts your oxygen. >> total counter intuitive to what you are used to. baltimore's police chief is forced out by the city's ma...