The travel bans imposed by the U.S. on countries including India, China and the U.K. lack a clear sense of purpose and don’t make sense, said former FDA commissioner Scott Gottlieb.

“I’m not sure what we are hoping to accomplish. If the goal is to try to prevent the introduction of virus into the U.S., there’s plenty of virus here,” Gottlieb said on CBS’ “Face the Nation” on Sunday.