Cook County briefs
Air Force concert is free:
O'Hare hearing cancelled:
A public hearing regarding the environmental impact of O'Hare International Airport expansion that was scheduled for today in Park Ridge has been canceled due to a scheduling problem, state Rep. Rosemary Mulligan's office said. It will be held at a yet-to-be-determined future date.
Entrepreneur event at Harper:
Harper College will host a daylong seminar geared toward small business owners and budding entrepreneurs from 8 a.m. to 3:30 p.m. Saturday, April 18. Entrepreneur's Quest 2009, sponsored by the Illinois Small Business Development Center at Harper, will feature sessions with business professionals on topics including negotiating, public relations, marketing, sales, business plans and the latest technology. The event costs $75 and takes place at the Wojcik Conference Center on Harper's main campus at Algonquin and Roselle roads in Palatine. To register, call (847) 925-6100 or go to harpercollege.edu/boxoffice.