The family of Walter Wallace Jr., who allegedly had a knife and was shot by police, spoke out after unrest ensued in the wake of his death. READ MORE: https://abcn.ws/3mz8b5d Subscribe to GMA's YouTube page: https://bit.ly/2Zq0dU5 Visit GMA's homepage: https://www.goodmorningamerica.com Follow GMA: TikTok: tiktok.com/@gma Facebook:facebook.com/GoodMorningAmerica Twitter: twitter.com/gma Instagram: instagram.com/goodmorningamerica Watch full episodes: abc.go.com/shows/good-morning-america hulu.tv/2YnifTH #GMA #WalterWallaceJr #Philadelphia #Philly #PhiladelphiaPolice