(AGI) Rome, Nov. 13 - Following the release of Marco Vallisa,an Italian technician kidnapped in Libya on July 5, there arestill five Italians being held as hostages all over the world.Giovanni Lo Porto, a 38-year-old aid worker from Palermo waskidnapped in Pakistan on January 19 2012 together with acolleague from the German NGO Welt Hunger Hilfe, BerndMuehlenbeck, released on October 10 in Afghanistan in a mosquein the suburbs of Kabul, after two and a half years as aprisoner. There has been now news at all sine July 29, 2013, ofFather Paolo Dall'Oglio, kidnapped in the Raqqa area byIslamist extremists after living in Syria for almost thirtyyears refounding the Mar Musa community and promotinginterreligious dialogue. There has been a great deal ofconflicting news following his kidnapping with rumours abouthis alleged execution and more recent sources instead reportingthat he is still alive and in the hands of the Sunni extremistof Islamic State. Like Vallisa, Gianluca Salviato, a48-year-old technician from Padova, was kidnapped in Libya atthe building site of the 'Enrico Ravanelli' plant in Tobruk, onMarch 22 this year. Salviato is diabetic and in constant needof insulin. There is no news of Vanessa Marzullo and GretaRamelli, the two 20-year-old aid workers who disappeared onAugust 6 in Aleppo, Syria, after travelling there to work onthe 'Horryaty' project they had co-founded together withRoberto Andervil. (AGI) .