Al Qaeda threat rising in Mali

Security forces stand in front of relatives and supporters of soldiers fighting rebels Tuareg in the north, during a protest against the 'weak' response to attacks by the rebels, in Bamako on February 2, 2012.
Security forces stand in front of relatives and supporters of soldiers fighting rebels Tuareg in the north, during a protest against the 'weak' response to attacks by the rebels, in Bamako on February 2, 2012.

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    Al Qaeda threat rising in Mali

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CNN's Erin Burnett discusses new concerns over the the threat of al Qaeda in the northern region of Mali.