Rapper Kidd Creole stabbed a homeless man to death in New York City and was arrested.
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NASA's Messenger probe launched from Cape Canaveral, Florida.
The Statue of Liberty pedestal reopened after the 9/11 disaster that occurred in 2001.
The American Dental Association was founded in Niagara Falls, New York.
Queen Elizabeth II opened the 11th Commonwealth Games held in Edmonton, Canada.
President Barack Obama announced his Clean Power Plan to take action on climate change.