What you want is UPS Sonic Air service.
They hand carry your package every step and it moves on aircraft and ground, NOW.
Oh! The fee is 5 to 6 figures
KS appears to be a Hub.
It is normal for Ground packages to be sorted all day, Full-up trailers are queued for drivers (and additional drivers are scheduled when the load grows past daily normal).
Drivers leave on a schedule. Un-loaders work on a schedule. Loaders work on a schedule.