Crooner Ed Sheeran called Israel’s actions in Gaza “unjustifiable” as he wept and broke his silence during his first concert since booting rapper Macklemore from his tour for tirades against the Jewish state. “I’ve never wanted to be an activist musician, but this put me in the middle of an important and passionate argument about freedom of speech and the most complex political issue on the planet,” Sheeran told the Philly crowd of concertgoers Saturday night. Sheeran spoke multiple times about the controversy during Saturday night’s show at Lincoln Financial Field, growing progressively more upset as the night wore on...