Police say five people were stabbed during a home invasion in the 9700 block of Crane Road.
Twelve-year-old Timber Brown and his 26-year-old half brother, John Brown, were killed. The boy's mother, Vicki Brown, was stabbed more than a dozen times trying to protect her children. She is in critical condition.
Two others also remain hospitalized.
Police say they have arrested a 25-year-old man from Dundee and a 33-year-old man from Spurlock. They are due in court Friday.
This is a developing story. Stay with FOX 2 for updates.