https://apnews.com/d387ee26191c48d68a7390544beb5c9f > CAPE CANAVERAL, Fla. (AP) — A top NASA manager is casting doubt on the space agency's ability to land astronauts on the moon by 2024. > Kenneth Bowersox, acting associate administrator for human exploration, told a Congressional subcommittee Wednesday that NASA is doing its best to meet the White House-imposed deadline. But he says he wouldn't bet anything on it.