From the “It Ain’t Over Till It’s Over” Files comes the news that California’s Mammoth Mountain is adding an additional week of operations to this year’s ski season. The resort is now scheduled to close on June 1, after scoring a foot of snow over the weekend. The mountain has two to five feet on the ground of base, and will be running the Broadway Express, Facelift and Chair 23 from 7:30 a.m. to 1 p.m.