Federal grants, local transportation, aerial mapping and revenue projections will occupy the attention of city commissioners this evening. At a 5:30 p.m. work session in the Gibson Room, commissioners will hear recommendations on how the city should spend federal Community Development Block Grants and HOME program dollars. The CDBG program this year includes an extra $248,811 in federal stimulus dollars for Great Falls through the American Recovery and Reinvestment Act. City action on the