DETROIT (WXYZ) — Three local men facing terrorism charges consented to detention in Detroit federal court Monday morning.

Watch Heather Catallo's video report: 3 alleged terror plot suspects to remain in custody

20-year-old Mohmed Ali, his brother 19-year-old Ayob Nasser, and 20-year-old Majed Mahmoud are all charged with providing material support to ISIS and with having firearms that would be used to commit an act of terrorism.

FBI agents say they were stockpiling weapons, including AR-15 style rifles, more than 1600 rounds of ammunition, and tactical gear. Federal court records also show the suspects travelled to local gun ranges to practice with their weapons as they prepared for what federal prosecutors say was a planned mass casualty terror attack on American soil.

When the FBI

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