TEXT: Presidential candidate Sen. Elizabeth Warren, D-Mass., and Greenville Mayor Erick Simmons, left, discuss the progress Greenville has made with housing issues and how much still needs to be done during a walking tour of the city, Monday, March 18, 2019. With them is Mable Starks, second from right, former CEO of Mississippi Action for Community Education. While in Greenville, Warren promoted the affordable housing bill she's rolled out as part of her 2020 campaign for presidency.