HAVANA TIMES – Al Jazeera is reporting at least 20 Palestinians died earlier today in Gaza City when an Israeli tank fired shells at people lining up for humanitarian supplies. Another 150 people were injured. This comes a day after at least 12 Palestinians were killed when Israeli tanks shelled a United Nations shelter in Khan Younis where hundreds of Palestinians had sought refuge. At least 75 people were injured in the attack, which resulted in a major fire. Israel denied carrying out the attack. The U.N. said the shelter was struck by shells from a