Biden announces new measures to ease supply chain crisis; Analysis: vaccine could’ve prevented 90k deaths this summer; UNC Chapel Hill cancels classes to address campus suicides; “Star Trek” star makes William Shatner makes history as oldest person in space
U.S. will open Canadian, Mexican borders to vaccinated travelers; TSA: Passengers bringing guns to airports at unprecedented levels; UNC chancellor declares “mental health crisis” on campus; Shatner, Blue Origin crew complete historic space trip