Last month, Gaddafi Jr. went on a hunger strike to protest his imprisonment without trial. According to the channel, his blood sugar levels dropped drastically.
In 2015, Hannibal Gaddafi was accused in Lebanon of concealing information about the fate of Imam Musa al-Sadr, a Lebanese Shiite cleric who disappeared during a trip to Libya in 1978.
His father, Colonel Muammar Gaddafi, was captured and killed by rebels in 2011.