it supposedly has a pinger. it should give off a signal. first they have to listen, then send a submersible down to look and after that, hopefully retrieve that data recorder. there is so much information to help them figure out why this tragedy happened. john and michelle. >> thanks, martin. a milestone in the fight against ebola. the world health organization reporting no new cases last week. the first time that has happened since the outbreak began in march 2013. since then, thousands of people have died in sierra leone and africa. >> that is terrific news. it has taken a lot of work. east coast emerges from the shadow of hurricane joaquin. what is in store for the next few days? you want to hear this. the forecast is next.