Answer:
A tip led the Union soldiers back to the Garrett farm, where they discovered Booth and Herold in the barn.
Explanation:
The unsuspecting Garrett allowed his suspicious guests to sleep in his barn, but he instructed his son to lock the barn from the outside to prevent the strangers from stealing his horses. A tip led the Union soldiers back to the Garrett farm, where they discovered Booth and Herold in the barn.
