Cancer breakthrough as doctors claim A.I. XCelta Vigo closer to avoiding relegation after edging Villarreal in Spanish leagueLeverkusen extends unbeaten record to 48 games with 5San Francisco’s Tenderloin: Volunteers escort kids through streetsStudent killed outside Wisconsin school had pellet rifle, police sayWill Prince Harry get to see his busy father, King Charles, when he visits the UK?Antiques Roadshow guest receives staggering appraisal for gift he received years ago at collegeCampus encampments: USC protesters comply with order to leaveFloods in southern Brazil kill at least 60, with 101 people missingNetanyahu's Cabinet votes to close Al Jazeera offices in Israel