Los Alamos County announced Friday that the Planning and Zoning Commission work session on the Comprehensive Plan, scheduled for Saturday, July 30, has been cancelled due to inadequate notice. A second work session, scheduled for 9 a.m. to 2 p.m. Aug. 6 in Council Chambers, in the Municipal Building, 1000 Central Ave., will continue as planned. A date to reschedule the cancelled meeting has not yet been determined.