Seth and Kat from KMPS radio station morning show will be encouraging people to donate blood to provide relief following the Las Vegas mass shooting from noon to 4 p.m. Monday, Oct. 16 at the Bloodworks Federal Way Donor Center, 1414 S. 324th Street Suite B101, Federal Way. They will be giving away free concert tickets to the first 50 donors for the #941Class of Concert Oct. 24 at the Snoqualmie Casino. http://kmps.cbslocal.com/category/class-of/

The center is open until 8 p.m. Oct. 16, and tickets will be given out until they are gone. Because there is limited capacity, people interested in donating blood that day are urged to make an appointment.

For more information, contact 800-398-7888.