A top House Republican has threatened former White House press secretary Jen Psaki with a subpoena if she does not voluntarily testify before Congress about President Joe Biden’s botched withdrawal from Afghanistan. The 2021 sudden and chaotic exit from the country ended in the deaths of 13 U.S. service members and billions of dollars in weapons ending up in the hands of terrorists. Republican Rep. Michael McCaul of Texas, the chair of the House Foreign Affairs Committee, is investigating the country’s end to the two-decade war in Afghanistan. According to Axios, he has sought to hear Psaki’s …