Somali militants claim reponsibility for bomb attacks that killed dozens in Uganda . Uganda possibly targeted because of its activities in Somalia . Al-Shabaab group has issued previous threats against Uganda . Analyst Alex Vines , from London-based think tank Chatham House , told CNN that if Al-Shabaab did carry out the attacks there could be global implications as countries and businesses vie for opportunities across Africa . Comment:
Somali militants claim reponsibility for bomb attacks that killed dozens in Uganda . Uganda possibly targeted because of its activities in Somalia . Al-Shabaab group has issued previous threats against Uganda . Comment: