The second installment of the KUAF Summer Jazz concert series is at 8 p.m. Saturday in the Starr Theater inside the Walton Arts Center in Fayetteville. The event will include works written by University of Arkansas professor Rick Salonen. Among the many groups joining Salonen for the evening will be the Fayetteville Jazz Collective. Admission is $20, and tickets are available at waltonartscenter.org.