Simplify the following text for a Grade 8 native English-speaking person.
Original: Law enforcement snipers , also commonly called police snipers , and military snipers differ in many ways , including their areas of operation and tactics .
Simplified: Many police departments have snipers on their SWAT teams . Because police snipers do not always perform the same tasks as military snipers , police snipers are sometimes known as `` marksmen '' .