On the eve of the Republican presidential debate in Las Vegas, an ABC News/Washington Post poll reveals that front-runner Donald Trump’s lead has increased to its largest margin yet, at 38 percent, reports The Hill. Meanwhile, a fight broke out between protesters and attendees at a Trump rally in Las VegasMonday night, according to the LA Times.

• WashTimes: US Has Mapped ISIS Hiding Spots, But Won’t Launch Strikes for Fear of Civilian Deaths
• Independent: Refugees Discovered With Pictures of ‘ISIS Flags and Executions on Their Phones’ Say Norwegian Police
• Reuters: Baltimore Braces for Trouble as Jury Deliberates in Freddie Gray’s Death
• AFP: America’s Penchant for Guns Stronger Than Ever After Attacks
• AP: Flint Mayor Declares State of Emergency Over Water Problems