. >> chief of custody operations, taylor moorehead, has been running the jail for the past two years, supervising eight jails, 5,000 employees, and 20,000 inmates. >> basically, they are arrested by whatever agency in los angeles county. generally, all the agencies book into now the consolidated booking system, which is the l.a. county jail system. >> with close to 100 buses, inmates are picked up from the various courts and police stations in the county of los angeles. their first stop inside l.a. county jail is the inmate reception center. >> on a busy day on monday through tuesday we're talking about anywhere from 600 to 800 inmates that are being booked each of those days. on wednesday, thursday, fridays, the number is somewhat less. but we average about 400 a day if you take out the whole seven-day work period. >> it's 7:00 p.m. on a monday night, and the irc's garage is filling up like new york city's port authority. for two hours buses fortified like prison cells drop off hundreds of inmates to be booked into the county jail. >> well, first thing what we do is back here behind