After boy's mother called his phone and an Arabic-speaking voice answered, fears of a kidnapping rose, leading Police to mobilize a kidnapping response procedure.
Palestinians arrested by police in Tira apparently entered Israel in order to seek work, not carry out attack.
Owner of laundromat said man argued with him, slit woman's throat with box cutter, and escaped.
Two arrested on suspicion of threatening Mega with a NIS 500 million if their demands were not met.
Police say they arrested two suspects on suspicion of attempting to force Mega's parent company Blue Square Israel to pay them NIS 25 million and another NIS 5 million for their lawyer.