 That's right. Day one was an evening of celebration as former President Trump officially became the party's nominee for president. This was also Trump's first public appearance since the assassination attempt over the weekend. At the convention, Trump announced his running mate, Ohio Senator J.D. Vance, the 39-year-old former Marine and venture capitalist, rising to the national fame with his memoir, Hillbilly Elegy. Meanwhile, Homeland Security Secretary Alejandro Mayorkas saying there is an independent review of Saturday's shooting that will start in just a couple of days now.