Dahlan the 'suspect' ...

"... Mahmoud Abbas has recently taken action against Dahlan as part of an effort to reduce his standing, after the latter expressed harsh criticism of the Palestinian president. Among the steps taken against Dahlan include the removal of the security detail at his home and office and the closure of the television station he owns, which was due to go on air next month.
Dahlan associates - including Yusef Issa Yakub, who until recently served as the deputy to the commander of the PA's Preventative Security Force - have also been removed from their positions..... Many in the movement, however, attributed the failure to head off the Hamas takeover of Gaza to Dahlan..... About two months ago, the Wall Street Journal reported that Dahlan was part of a group that intended to have Abbas replaced by Nasser al-Kidwa, a nephew of the late Palestinian leader Yasser Arafat. There were also reports that Dahlan had publicly disparaged Abbas' son during conversations with Palestine Liberation Organization representatives abroad......"