Ukraines Army of Drones tells CBS News 40 million worth of Russian military hardware destroyed in a month CBS News

The boy was bitten while participating in an expedition in a shark tank at a local resort, officials said.

"Contemporary AI systems are now becoming human-competitive at general tasks," reads the open letter. "Should we develop nonhuman minds that might eventually outnumber, outsmart, obsolete and replace us?"

The Food and Drug Administration is warning doctors not to give probiotics to preterm infants.