The thoroughbred took home the day's biggest victory at Churchill Downs. Now, the crucial question: Can he replicate American Pharoah's feat and add this jewel to an eventual Triple Crown?
Washingtonians are expected to gather in the tens of thousands for the city's annual Funk Parade.
Many of the early jockeys in the Kentucky Derby's history were black — unlike today, as Professor Pellom McDaniels of Emory University explains.
Susan Rahr is a former sheriff of King County, Wash. and Betty Taylor is the former Winfield, Mo. police chief. Both say police training culture is too militaristic.
After a bitter election campaign, Londoners have chosen the Labour Party's Sadiq Khan to be the new mayor. He comes from humble immigrant origins, and is the first Muslim to hold the post.
Buzzfeed's Ruby Cramer, The Atlantic's Molly Ball and NPR's Don Gonyea have crisscrossed the country on the campaign trails. They talk with Michel Martin about what they've seen on the road.
Secretary of Housing and Urban Development Julian Castro says new guidance about fair housing will help people with an arrest record get a "second chance in life."
Despite low interest rates, it's a difficult time for people who want to buy a house for the first time. Skylar Olsen of Zillow explains why so few houses are available and why prices are so high.
A massive oil sands wildfire in Alberta now extends more than 600 square miles, and officials are concerned that it could double in size on Saturday because of windy, dry weather conditions.
As investigations continue into the downing of Malaysia Airlines Flight 17 over eastern Ukraine two years ago, the Kremlin has dismissed a new report that directly implicates the Russian military.
In his impassioned call for civic engagement, Obama says that race relations have improved but there's more to be done. He advises the historically black university's graduates on shaping the future.