Hezbollah's Unit 121 assassinated four Lebanese figures out of fear that they would expose links between the terror group and the 2020 Beirut Port explosion, IDF Arabic Spokesperson Col. Avichay Adraee claimed on Tuesday.The explosion, which occurred in August 2020, is widely believed to have been caused by Hezbollah's storage of ammonium nitrate.The four individuals allegedly assassinated were customs department officers and journalists who pointed to Hezbollah's connection with the deadly