The United States government said Thursday it would investigate the killing in Zimbabwe of a protected lion.
U.S. lawmakers urged top administration officials Wednesday to provide details about the group that is to enforce a nuclear deal with Iran.
U.S. President Barack Obama ended his East Africa trip Tuesday with a speech to the African Union.
The lawyers for an Israeli spy said Tuesday that U.S. officials have decided to release him in November.
Jeb Bush is the former governor of Florida.
Dr. Ben Carson is the former head of pediatric neurosurgery at Johns Hopkins University in Baltimore, Maryland.
The Republican governor of New Jersey also wants to be president.
Ted Cruz is a senator from Texas.
Carly Fiorina is the only Republican woman so far running for president.
Lindsey Graham is a Republican senator from South Carolina and a military veteran.