The leader of al shabaab is from hargaisa somaliland
The Yanks are moving weapons, supplies, manpower and well trained mercenaries to that region. They are doing this in Syria/Afghanistan/Libya/Iraq etc. Most of those weapons will end up in Koonfur travelling to the destination via known smuggling routes in Puntland, klika5, then through South-west all overseen by the TPLF.
It's part of the perpetual war, destabilisation and chaos. Look at what they have done to the Philippines. Soon this will spread all over Somalia.