"Senior Senate Republicans are furious that Donald Trump may have killed an emerging bipartisan deal over the southern border, depriving them of a key legislative achievement on a pressing national priority and offering a preview of what’s to come with Trump as their likely presidential nominee.

In recent weeks, Trump has been lobbying Republicans both in private conversations and in public statements on social media to oppose the border compromise being delicately hashed out in the Senate, according to GOP sources familiar with the conversations – in part because he wants to campaign on the issue this November and doesn’t want President Joe Biden to score a victory in an area where he is politically vulnerable."