This week on Chicago Tonight: The Week in Review, newly released 911 tapes add even more controversy to the Memorial Day beach closings. The city's war on gangs nets 120 arrests as the top cop, Garry McCarthy, has vowed to "obliterate" them. The new school board approves hefty executive pay hikes as salary-slashed teachers protest, and CPS CEO Jean-Claude Brizard suggests teachers visit students' homes. An old court order from the Council Wars protects Ald. Ed Burke's controversial 24-7 police detail. ComEd is still reeling from the storm blackouts.