Obama pledges money and military personnel to nations struck by Ebola
The United States will offer 3,000 troops and financial help to health care systems in West Africa that are overwhelmed by Ebola. President Obama announced that U.S. forces will build new treatment facilities, airlift hundreds of thousands of home health kits and train and treat health care workers. Meanwhile, the WHO predicts that infections will double every three weeks. Judy Woodruff reports.