In Memphis, where Nichols died, protesters shut down a major highway and chanted "justice for Tyre" before later disbanding. Demonstrations across the U.S. were largely peaceful.
Julian Khater pleaded guilty to two felony counts of assaulting, resisting or impeding officers with a dangerous weapon in a D.C. court last September.
The Exilarte Center in Vienna is the world's leading research institution devoted to preserving the work of composers such as Walter Arlen and others, who were exiled or killed during the Holocaust.