Don't be alarmed if you see Black Hawks and other helicopters hovering overhead in the next week -- the U.S. Special Operations Command are only conducting urban-environment training in Minneapolis airspace. While the training exercises are already under way, they'll begin in earnest starting Sunday, and choppers may be flying low between 7 p.m. and midnight through the end of the month.

Conspiracy theorists: rest easy. Those black helicopters can be explained. U.S. Special Operations Command has been in St. Paul for "routine urban-environment training," portions of which include St. Paul police, a spokesman says. Black Hawks and smaller Hughes 500s might be visible to some residents between 7 p.m. and midnight until Sept. 1. Exact times and locations are not being disclosed.

Chief Warrant Officer Two Lucas Sigfrid was a Champlin Park High School graduate who attended St. Cloud State University before joining the Army. He was one of four soldiers killed when two helicopters crashed on a training mission at a base in Washington state.

Rep. Michele Bachmann, under fire for allegations that the extremist Muslim Brotherhood has infiltrated the U.S. government, defends her position Thursday in the Star Tribune. The Minnesota Republican writes: "It is my duty as a member of Congress to ask why the Obama administration has repeatedly undermined America's national security and bows to political correctness on issues related to radical Islam."

A widely known developer and businessman from Hackensack, 56-year-old John Zacher, died after his helicopter went down in Ten Mile Lake in Cass County on Thanksgiving Day. His wife swam to shore and called 911.

"We hope these students create the next Google," said one of the company's executives. The Google crew worked with 75 Minneapolis students who will be summer interns for Twin Cities businesses through the Step Up program. It was Google's first youth entrepreneurship summit.