In a wide-ranging and reflective appearance on the Black Press of America’s Let It Be Known YouTube channel, Bill Cosby — long regarded as television’s most iconic father figure —

A police chief in Costa Rica maintains that Malcolm-Jamar Warner, 54, was trying to save his daughter, who was also in the water, at the time of his drowning.

“If you get caught in a rip current number one is: don’t panic. Allow the rip current to take you offshore until it weakens,” Dr. John R. Fletemeyer, a 30-year aquatics professional focused on drowni...