White House Chief of Staff Ron Klain said Sunday that President Joe Biden is not responsible for a surge in unaccompanied children crossing the U.S.-Mexico border. “People who are sending their children here unaccompanied, children as young as 6, 7 years old, coming here with no adult who are sent on a dangerous journey—I don’t think that is because of a speech Joe Biden gave,” Klain told “Face the Nation” in an interview. “I think it is because of horrible conditions in El Salvador and Guatemala and Honduras.” Republicans, however, have blamed Biden for the surge in recent months, saying his rhetoric and his executive orders to rescind Trump-era immigration policies are the reason behind the recent surge of people crossing illegally. “We’re working hard to get those children reunited with family members here in the U.S.,” he said. “The number of children we have stuck in our border patrol …