Separately, Israel arrests Hamas candidate for parliament, angering terror group

COGAT head Kamil Abu Rukun says he'll recommend 'stopping everything,' also opposes allowing ballots to be cast in East Jerusalem, a major sticking point for Palestinians

Argaman reportedly also raised ICC probe into alleged war crimes, to which PA president responded: 'You and I can share a prison cell'

Former PA prime minister Salam Fayyad registers his own list in planned election, which is scheduled for May 22; registration closes at midnight