3 things for Friday, Chicago:
POT-APALOOZA. How many of you realized, when Chicago announced its new marijuana-ticketing ordinance would take effect Aug. 4, that date fell in the middle of Lollapalooza? The Tribune's John Byrne reports on how the new law will play out in Grant Park.
* Think crime in Chicago's bad? Abandoned Detroit's becoming a dumping ground for the dead.
SCHOOLS SHADOW. "A lot of schools [may] be closed over the next year. ... That leaves a lot of displaced teachers." -- Sarah Karp of Catalyst Chicago, discussing one of the behind-the-scenes issues in school-union labor talks, on this week's edition of Ken Davis' Chicago Newsroom. Stick around for your friendly neighborhood blogger's plaintive plea for reform at the Illinois Department of Employment Security.
iPHONE LOST ... AND FOUND. When New York Times tech columnist David Pogue's iPhone was pilfered, he put out the call to his Internet followers to find it. They did. Gizmodo tracked the drama through the day.
* In a minute or less, configure the free Find My iPhone app to locate your phone if it's stolen.