Because of politics in the US: the aid package to Israel may be delayed. The Republicans are threatening not to support the proposal submitted in the Senate, which is part of a comprehensive package.
This, on the grounds that it does not constitute a satisfactory solution to the US border problem. The Speaker of the House of Representatives, Mike Johnson, tweeted on the X account: "I've seen enough, this proposal is worse than we expected, and not close to ending the crisis on the border"