... "breakaway factions" routine? You cannot fire a Qassam without everyone in Gaza seeing the smoke contrail. If Hamas wanted to do anything about it, it would apprehend the launch team and make an example out of them. We are supposed to believe that Hamas is the ruling entity, but unable to control its "foreign policy"?
Police disperse hundreds in brawl in Kafr Manda, northern Israel (Haaretz)
from the article: Four Gaza factions halt rocket fire, in bow to Hamas