WASHINGTON (CN) — What only 73 hours ago was a city block consumed by a chemical agent used to replace peaceful protest in Lafayette Square with a presidential photo-op, became on Thursday a center of communal gathering for voices to be lifted, bellies to be filled and plans for change to be ignited. A low-hanging sun poured down on protesters who made the square in front of St. John’s Episcopal Church their own erecting tables with food, water, facemasks and other supplies marchers might need — all gratis — as they walk the streets of Washington to express a shared outrage at the...…WASHINGTON (CN) — What only 73 hours ago was a city block consumed by a chemical agent used to replace peaceful protest in Lafayette Square with a presidential photo-op, became on Thursday a center of communal gathering for voices to be lifted, bellies to be filled and plans for change to be ignited. A low-hanging sun poured down on protesters who made the square in front of St. John’s Episcopal Church their own erecting tables with food, water, facemasks and other supplies marchers might need — all gratis — as they walk the streets of Washington to express a shared outrage at the...WW…