Dr. Tom Frieden, director of the CDC, talks with staff from Doctors Without Borders during a visit to the nonprofit group's newest Ebola treatment center in Monrovia, Liberia.
Tommy Trenchard for NPR
Rice is just as nice as ice when it comes to bucket challenges. Right: Manju Latha Kalanidhi, creator of the Rice Bucket Challenge, gives grains to a hard-working neighbor.
Courtesy of Manju Latha Kalanidhi