TUSAYAN, Arizona, Aug 8 (Reuters) - U. Biden used the Antiquities Act to designate the area as the Baaj Nwaavjo I'tah Kukveni - Ancestral Footprints of the Grand Canyon National Monument, a move disparaged by some officials and mining interests but long sought by tribes that trace their origin to the lands. Biden's Western swing marks a stark contrast to the controversy swirling around Trump, his top Republican rival, who was indicted last week for the third time in four months, this time for wide-ranging attempts to overturn the 2020 election