The National | Apr 15, 2013 | 7:43

    U.S. on high alert

    American security personnel are on high alert across the country after two deadly bomb blasts in Boston

    Now Playing on CBC Radio Help Refresh

    Live audio streams for phones and tablets: Radio One and CBC Music (Radio 2, Radio 3 and more)

    CBC Radio One

    Listen Live Ottawa change

    CBC Radio 2

    Listen Live Eastern change

    CBC Radio 3

    Listen Live Radio 3

    No media available