It will be built in Jackson Park on Chicago's South Side.
GOP ticket puts focus on Midwest this week.
Move aims to protest 'continued disrespect' toward officers.
To win, GOP nominee will have to flip states that voted for Obama in 2012.
Clinton campaign quickly accuses him of encouraging espionage.
“People ... want trade policy that protects Michigan workers,” chairman Brandon Dillon said.
Supporters started arriving as early as 7 a.m. Doors open at 5 p.m. Rally is at 8 p.m.
Researchers are crediting money raised for discovery of gene.
Spokesman for the U.S.-led military coalition says digital information is ’a big deal.’
John Hinckley Jr. will be allowed to leave a Washington facility, live full-time in Virginia.