Washington (AFP) – US Homeland Security Secretary Alejandro Mayorkas defended the administration’s handling of immigration Wednesday amid a huge surge at the Mexico border that is expected to intensify as pandemic-related entry curbs are dropped. President Joe Biden’s administration has revealed it plans to end Title 42, a measure allowing the quick expulsion of migrants during the Covid-19 crisis, on May 23 — in an announcement that sparked cross-party anger. US Customs and Border Protection says it encountered 7,800 undocumented migrants a day along the southwest border in the past three we…