Former Minneapolis police officer Chauvin also is charged in the 2017 violent arrest of a teenager
Multi-racial jury set to hear opening arguments next Monday
Derek Chauvin could face 40 years in prison if convicted
Announcement of federal probe of shooting of Jacob Blake in Kenosha comes as teen charged in shooting deaths of 2 men during Tuesday protest/
Demonstrations continued in many cities, and with fewer clashes leaders relaxed curfew orders
The FBI is also investigating whether police willfully deprived George Floyd of his civil rights
George Floyd case and ensuing protests capture attention of ordinary citizens, media outlets and humanitarian leaders around the world