7NEWS Update - Tuesday October 26, 2021: Plea from Cleo Smith's parents; new allegations against Facebook

The parents of missing girl Cleo Smith have made a heart-wrenching plea to help bring their daughter home, with mother Ellie not giving up hope her daughter can be found alive; Pfizer has held a crucial meeting with Australia's drug regulator to discuss the rollout of booster shots; and more explosive allegations about how Facebook failed to keep a lid on dangerous content have been revealed in new documents released in America. Presented by Jodie Speers. More news across the day on 7NEWS.com.au and 7Plus. Hosted on Acast. See acast.com/privacy for more information.