The possibility of a major polio outbreak has prompted Israel to agree to a brief pause in fighting in Gaza starting on Sunday, when 640,000 Palestinian children under the age of 10 will start receiving vaccinations. Imtiaz Tyab reports. Vice President Kamala Harris gave her first interview Thursday since President Biden dropped his reelection bid last month. It came as former President Donald Trump was under scrutiny for sharing a sexist and degrading social media post about his opponent and former Secretary of State Hillary Clinton. Nancy Cordes has the latest. The Army is standing by an Arlington National Cemetery employee over accusations Trump campaign staff "abruptly pushed" her aside when she confronted them for allegedly violating decorum rules at the hallowed burial grounds. The Transportation Safety Administration says that more than 17 million people are expected to be screened at the nation's airports between Thursday and Sept. 4. Roxana Saberi has the latest on what travelers can expect. Virginia Gov. Glenn Youngkin last month issued an executive order requiring all school districts in the state to put in place policies by Jan. 1 that would limit or ban cellphones in schools. The order came as many districts are already piloting such programs. Meg Oliver reports.