Career officials from the Department of Homeland Security (DHS) warned President-elect Joe Biden’s transition team that revoking President Donald Trump’s border policies would have “catastrophic consequences,” according to Stephen Miller, who served as Trump’s top adviser on immigration issues at the White House. “Biden’s transition team was warned by career DHS officials that terminating our proven border security measures would lead to catastrophic consequences… they ignored those warnings and voluntarily unleashed chaos,” Miller wrote on Twitter on March 17. “By 2020—defeating a flood of meritless years-long litigation—we had in place the most effective, rock-solid, profound border security measures ever realized. Biden inherited an unbeatable system. He then immediately shredded it & created this rapidly-escalating emergency,” Miller added. Miller, who is now a senior advisor to Trump, made the remarks in response to a news report about Biden telling Central American migrants to stay in their communities and not make the …