Kenyan health officials take the temperatures of passengers arriving at the Nairobi airport on Thursday. Kenya has no reported cases of Ebola, but it's a transportation hub and so is on alert.
Simon Maina/AFP/Getty Images
Houston Texans Coach Bill O'Brien (center) Chief Operating Officer Cal McNair (right) and Houston Chronicle reporter Brian Smith take the ALS Ice Bucket Challenge Thursday to raise money for the ALS Association.
David J. Phillip/AP