'Out of an abundance of caution" drinking water on all Detroit Public Schools campuses is being shut down until further notice, the superintendent said.
In a former capital of the Confederacy, an elementary school honors the country's first African-American president.
In a "statement of intent," the department said the university censors and punishes constitutionally protected speech.
Legal scholars disagree over whether her First Amendment rights were violated.
"I hope that you will use your influence to make sure technology is a force for good in the world."
Karthik Nemmani of McKinney, Texas shook off the largest number of finalists in the history of the competition.
With more than 50,000 artifacts, history teacher Keil Hileman has turned his classroom into a time-machine, where each object carries a distinct story.
“The civil rights issues of the past are not over, and we want to encourage all Americans to own this history.”
César Maldonado created a Mariachi foundation for Chicago schoolkids. The group's debut album, 'Nuestra Herencia,' landed a Latin Grammy nomination.