dr. jon lapookment anna werner on another virus causing respiratory illness in children. >> it's petrifying. it's absolutely the scariest thing ever to see your child not be able to take a breath. >> pelley: and carter evans on an invasion of walrus. why tens of thousands are hitting the shores of alaska. captioning sponsored by cbs

dr. jon lapookment anna werner on another virus causing respiratory illness in children. >> it's petrifying. it's absolutely the scariest thing ever to see your child not be able to take a breath. >> pelley: and carter evans on an invasion of walrus. why tens of thousands are hitting the shores of alaska. captioning sponsored by cbs this is the "cbs evening news" with scott pelley. >> pelley: good evening. when the president loses confidence in the head of the agency assigned to protect him and his family, it is time for her to go. for julia pierson, that time came today. the first female director of the secret service was forced out after one security lapse after another, including one that was revealed yesterday even as she was being grilled by congress. we'll begin tonight with senior white house correspondent bill plante. >> reporter: support for julia pierson's leadership of the secret service was already waning after her experience before a house committee yesterday. it evaporated with the revelation that agents were unaware that during a visit last month to the c.d.c. in atlanta, a s

dr. jon lapookment anna werner on another virus causing respiratory illness in children. >> it's petrifying. it's absolutely the scariest thing ever to see your child not be able to take a breath. >> pelley: and carter evans on an invasion of walrus. why tens of thousands are hitting the shores of alaska. captioning sponsored by cbs this is the "cbs evening news" with scott pelley.

dr. jon lapook. anna werner on another virus causing respiratory illness in children. >> it's petrifying. it's absolutely the scariest thing ever to see your child not be able to take a breath. >> pelley: and carter evans on an invasion of walrus. why tens of th are hitting the shores of alaska. captioning sponsored by cbs this is the "cbs evening news" with scott pelley.

reports from manuel bojorquez, anna werner, dr. jon lapook debora patta at ground zero in liberia. the stock market takes a nosedive. anthony mason on wall street's wild ride. agents swoop down on child sex trafficking suspects. and rescue dozens of victims, some as young as 11. elaine quijano reports. and deven's story. don't tell him what he can't do. >> they probably d

reports from manuel bojorquez, anna werner, dr. jon lapookberia. the stock market takes a nosedive. anthony mason on wall street's wild ride. agents swoop down on child sex trafficking suspects. and rescue dozens of victims, some as young as 11. elaine quijano reports. and deven's story. don't tell him what he can't do. >> they probably would say, he t

reports from manuel bojorquez, anna werner, dr. jon lapook debora patta at ground zero in liberia. the stock market takes a nosedive. anthony mason on wall street's wild ride. agents swoop down on child sex trafficking suspects. and rescue dozens of victims, some as young as 11. elaine quijano reports. and jeff pegues on deven's story. don't tell him what he can't do. >> they probably would say, he can't play football no more, and i showed them up. captioning sponsoredcb

reports from manuel bojorquez, anna werner, dr. jon lapook and debora patta at ground zero in liberia. the stock market takes a nosedive. anthony mason on wall street's wild ride. agents swoop down on child sex trafficking suspects. and rescue dozens of victims, some as young as 11. elaine quijano reports. and jeff pegues on deven's story. don't tell him what he can't do. >> they probably would say, he can't play football no more, and i showed them up. captioning sponsored by cbs this is the "cbs evening news" with scott pelley. >> pelley: good evening. this is our western edition. the second nurse in dallas diagnosed with ebola is amber vinson, who was among more than 70 workers at texas health presbyterian hospital who treated thomas eric duncan, who died last week. today, vinson in the yellow suit was put on a plane to atlanta for treatment at a specialized infectious disease unit at emory university hospital. unfortunately, this is not her first flight this week. monday night, as she was becoming ill, vinson flew commercially from clevela