The next day they were sent to Washington but their train was halted near Cockeysville , Maryland because Secessionists had burned a railroad bridge as part of the Baltimore Riot .
Most of the recruits came from central and south - central Pennsylvania .
The next day Most were sent to Washington but Most 's train was halted near Cockeysville , Maryland because Secessionists had burned a railroad bridge as part of the Baltimore Riot .
Most of the recruits came from central and south - central Pennsylvania .