The western backed Free Terrorist Army plans to capture Deir-Ezzor, Raqqa and Hasakah from their respective owners. Deir-Ezzor is split into government and ISIS control, Raqqa is in control of ISIS and Hasakah is in control of the YPG but has a Syrian army contingent in the vicinity. The new terrorists are probably well supported by the Erdogan terrorist regime.
Rebels form new group to capture eastern Syria from "PKK and Assad forces"
Rebels form new group to capture eastern Syria from "PKK and Assad forces"