Hamas did change some of the terms of the ceasefire negotiations, making reaching a deal more difficult, National Security Communications adviser John Kirby told reporters on Monday, though he said "it's still worth an effort to get back into it." Kirby described Hamas as the main obstacle to reaching the deal. Hamas's new demands call into question their readiness to do a deal at all, Press Secretary Karine Jean-Pierre added. "Even though we're hearing that, we want to talk about the next steps," she said. The murder of the six hostages last weekend made the urgency for a deal even...