Butcher's Bill

Butcher's Bill is a quest in Fallout 4.

Quick walkthrough

 * 1) Go to the dead drop.
 * 2) Determine status of Augusta Safehouse.
 * 3) Report back to Doctor Carrington.

Detailed walkthrough

 * 1) On completion of Boston After Dark Carrington mentions concerns about the status of a couple of safehouses. The Railroad was struck simultaneously at many of their locations when The Switchboard fell.
 * 2) Head to the dead drop, it's location varies and is determined by the radiant quest system. Take the holotape from the container and play it.
 * 3) Head to Kendall Hospital and make your way inside, exploring the safehouse while keeping watch for traps and raiders until the elevator is reached.
 * 4) After the elevator follow the path until you reach the large, open room.  The quest marker is a floor down, avoid or kill the raiders, then listen to the report.
 * 5) Drop down to the bottom floor, defend yourself against a dangerous enemy, flip the circuit breaker in the southwest corner, then head out.
 * 6) Return to HQ and turn in the quest.

Bugs
The dead drop may not appear at the noted location. Possible fix includes progressing through other Railroad missions until given another safe-house mission. This may make the dead drop appear with both missions packages. It can also be fixed via console commands on PC:
 * Add the note found in the dead drop:
 * Set the current objective as complete:
 * Advance the quest to the next objective: