ken yetta was indicted. the charges have been dropped, the reason the presidential visit is going ahead. he'll ask obama for more assistance in his fight against al-shabab. >> we have been working with agencies in the fight against terror. and i'm certain that it will strengthen during the meeting. >> kenyatta will asking for support, participation of the u.s. presence of the u.s. more training of special forces by the u.s. so they can go in and do work. >> in the run-up to the visit, westgate malreopened. no memorials to the dead here. this is intended to be a move to show normality. despite some improvement to security kenyans are skeptical about whether enough is being done to protect them. and they'll look to a u.s. president with kenyan roots for more help. >>> nigeria marked its first year without a single case of polio. it could come off the world health organization's list of countries, it is hoped that next month the entire african continent would have gone a full year without a case of crippling di