By Eileen Martin ( August 5, 2022, 1:27 PM EDT) -- Many border restrictions have been lifted for travellers entering the U.S. from Canada. Throughout the pandemic, U.S. Customs and Border Protection (USCBP) officers continued to adjudicate petitions and applications under the United States Mexico Canada Agreement (USMCA, formerly NAFTA), as admission to the U.S. for those on work permits was always considered essential....