Lukas Nelson, leader of the rock band Lukas Nelson & Promise of the Real, revs up the crowd last Saturday, March 16, in a free performance at River Run Lodge, at the base of Bald Mountain. The concert was the first in a series of four après-ski concerts Sun Valley Resort is offering on Saturdays. The next free concert on Saturday, March 23, will feature Paranoid Social Club at River Run from 4:30-6 p.m. Food and drinks will be offered for sale.