Three Des Moines police officers have been treated for injuries they suffered in a collision of two squad cars.
The Minnesota State Patrol says March has been a particularly dangerous month for troopers.
A 41-year-old man was killed by police after they say he rammed his vehicle into unmarked squad cars and refused to stop.
Authorities are offering a $4,000 reward to help figure out who set two police squad cars on fire in Orono, Minn. Police say an officer pulled into the Orono Police Department on Sept. 14 to find two squad cars fully engulfed in flames.
A man convicted of an assault on two deputies of the U.S. Marshals Service in Minnesota has been sentenced to two years in prison.
Police are looking for the person who damaged three police vehicles overnight using, among other things, dead carp.