Israeli forces launched a massive manhunt on Monday following the prison break of six “highly dangerous” Palestinian terrorists serving terror charges at a maximum security facility. The fugitives, five Islamic Jihad members and former senior commander Zakaria Zubeid of the Israeli-designated terrorist group Al-Aqsa Martyrs Brigade, escaped Gilboa prison, located in the country’s north, through a tunnel dug beneath their cell’s drainage system. Head of Israel Prison Service Arik Yaakov said the escapees appeared to have accessed passages formed by the prison’s construction after opening the hole from their cell’s toilet floor. “Six prisoners escaped by means of an opening that was discovered in their cell,” a statement from the prison’s service said, calling it an extremely rare breakout. Four of the men were serving life sentences over capital crimes. In various local media reports, the fugitives were reportedly between the ages of 26 and 49 and were jailed for being involved …