we have breaking news, and we go to the kenya/somalia border, where al shabab is claiming responsibility for killing 36 people in a quarry. the gunmen separated the workers by religion and freed the muslims while gunning down the christians and beheading some victims. we have the latest live from london. >> this wan as early-morning attack in an isolated quarry near the incredibly porous kenya/somali border. this is becoming al shabab's m.o. to september victims by religion, gun down the christians and release the muslims. the concern is that this is setting the stage for what could be an increasingly sectarian nature of the conflict spilling over into kenya. alisyn? >> the leader of al shabab was