Screener: Weekend World - After Afghanistan: The World In Turmoil

Gaza Crisis: Large demonstration In London. Sea of flags and placards being waved

Gaza Crisis: Large demonstration In London. Crowds chanting and women pose for photo

Gaza Crisis: Large demonstration In London. Police Helicopter overhead and pan down

Gaza Crisis: Large demonstration In London. CU woman headscarf and hand holding placard.

Gaza: Large demonstration In London. Jeremy Corbyn surrounded

Gaza Crisis: Large demonstration In London. Woman chanting

Gaza Crisis: Large demonstration In London. Man with loud hailer talking

Gaza Crisis: Large demonstration In London. Two young British Muslim women

Gaza Crisis: Large demonstration In London. Man with loudhailer chants for crowd

Gaza Crisis: Large demonstration In London. Placard "End the Siege"

Gaza: Large demonstration In London. Reporter doing live piece to camera

Police brutality breaks out at anti-war protests across America.

Gaza Crisis: Large demonstration In London. Young British Muslim woman in headscarf and Keffiyeh

Gaza Crisis: Large demonstration In London. Female protestor chanting in Keffiyeh

Gaza Crisis: Large demonstration In London. Men praying at side of march towards Mecca.

Gaza Crisis: Large demonstration In London. View through sea of placards

Gaza Crisis: Large demonstration In London. Cameras filming energetic marchers chanting

Gaza Crisis: Large demonstration In London. Palestinian flag fluttering in breeze

Gaza Crisis: Large demonstration In London. Homemade placard raised