It doesn't seem very likely, with 36% of its audience being made up of Milennials, according to a recent Nielsen study. That's compared with 31% for Gen-X and 25% for Baby Boomers.
I looked at the 2016 Holiday book for LA, and KOST had 18.4% of listening in 18-34 (Millennials), 35% 35-54 (Gen-X) and 34.4% in Boomers 55+.