This week, the House passed a Republican-led resolution condemning Kamala Harris for her role in the Biden administration’s handling of immigration, part of a ramped-up effort to portray the presumptive Democratic nominee as dangerously lax on border security.
Following Joe Biden’s decision to bow out of the presidential race, Donald Trump has also unleashed a barrage of fresh attacks on the US vice-president’s record on immigration, a politically volatile issue expected to play a central role in the November presidential election.