President Joe Biden divulged details of secret negotiations over Israeli hostages to late-night comedy host Seth Myers on Monday — giving away bargaining positions by a key U.S. ally, while predicting success that all sides in the talks said was premature. Biden, eating ice cream with the host of NBC’s Late Night with Seth Myers, said that he hoped for a “ceasefire” by next Monday. He did not specify whether he meant a temporary or permanent ceasefire, and both Israel and Hamas said there was no such deal. Reports, in fact, emerged on Monday that Hamas had rejected the terms...