Sports | Apr 29, 2014 | 2:45

    Concern swirls around Rio Olympic preparations

    Signa Butler has the latest on the uncertainty surrounding the 2016 Olympics.

    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