PHILADELPHIA — As gun violence continues its toll on Philadelphia, mothers who have lost children to bullets have come together to demand that city officials do more to stop the shootings and killings. Calling themselves the Mother’s Movement, the women are founders and members of several existing organizations gathered at City Hall on Thursday morning with a list of demands. “We have not been united as one voice on this issue. We believe if that happens we’ll be heard in a way that we have not been heard before,” said Dorothy Johnson-Speight, who founded the nonprofit groupMothers in Charge a…
