Federal authorities are accusing a Dearborn Heights man of supporting Islamic State extremists and planning to “shoot up” a Detroit church. Khalil Abu-Rayyan, 21, hasn’t been charged with terrorism-related crimes but faces federal charges of illegally having a firearm while using a controlled substance. But a complaint unsealed Thursday in U.S.

District Court reveals the FBI has been investigating him since May “regarding increasingly violent threats he has made to others about committing acts of terror and martyrdom — including brutal acts against police officers, churchgoers and others — on behalf of the foreign terrorist organization Islamic State of Iraq and Levant.” Besides allegedly using Twitter to express support for the terror group — often referred to as ISIS or ISIL — Abu-Rayyan reportedly told an undercover FBI employee about a plot to target a church. FULL REPORT