By Jan Worth-Nelson With the return of spring weather, work has resumed on replacing lead-tainted water lines in the city. As of April 18, the date of work resumption, 6,264 lines had been replaced, according to Kristin Moore, City of Flint communications and public information director. Existing city records indicate about 12,000 more Flint homes have lead or galvanized service lines due for replacement. Contractors began on Calumet Street in the College Cultural Neighborhood. Moore said crews from three contractors will be finishing work on Phase Four, which began May, 2017,  of the city’s...