infected with eastbound remarks nancy writebol is said to be improving after receiving a dose of an experimental drug. the 59-year-old missionary from charlotte was in liberia helping to dee contaminate doctors and got sick. >> she was eating a little bit, able to take in fluid. so, you know, we're cautiously optimistic. >> reporter: according to the president of writebol's missionary group, nancy's condition has improved enough to make special requests. >> she asked for her favorite liberian meal of potato soup and coffee. >> reporter: dr. kent brantly who arrived in the u.s. on saturday in a full bio suit is also taking the experimental drug and we've learned his fever is lower. it's not clear if the experimental treatment is the reason the americans are improving. ebola has already killed almost 900 people in three african countries, only 44 percent of patients survive. the scare has u.s. health officials on alert. at new york's mount sinai hospital a male patient who had recently...