Perhaps not surprisingly, the U.S. Supreme Court arguments over President Donald Trump’s travel ban moved swiftly with the justices’ questions barely giving the advocates time to catch a breath or a sip of water.

Two skilled Supreme Court veterans faced off in Trump v. Hawaii: U.S. Solicitor General Noel Francisco for the government and Hogan Lovells partner Neal Katyal for Hawaii. Francisco and Katyal, a former acting solicitor general during the Obama administration, embraced after the intense arguments ended.