Trump’s show of federal force sparking alarm in cities

A Chicago police officer is blocked by activists as he attempts to arrest someone at the intersection of Roosevelt Road and Columbus Drive on Monday in Chicago. (Tyler LaRiviere/Chicago Sun-Times via AP)

Chicago police and activists crowd around a vehicle that tried to drive through the protesters circle at the intersection of Roosevelt Road and Columbus Drive on Monday in Chicago. (Tyler LaRiviere/Chicago Sun-Times via AP)

WASHINGTON — President Donald Trump is using the Department of Homeland Security in unprecedented ways as he tries to bolster his law and order credentials by making a heavy-handed show of force in cities around the nation in the lead-up to the November elections.