A woman walks past tents for the homeless lining a street in Los Angeles, Calif. on Feb. 1, 2021.FREDERIC J. BROWN | AFP | Getty ImagesIn December of last year, single mom Courtney Peterson was laid off from her job working for a now-shuttered inpatient transitional living program. Aside from giving her the ability to bring her 7-year-old son to work, the job also paid enough to cover rent in a studio apartment in the Van Nuys neighborhood in Los Angeles, where they had lived for a year and a ha...