St. Louis police have released the name of the officer hit by a car on Interstate 70 on Monday. Officer Nathan Spiess, 31, was identified on Wednesday as the injured officer. Court documents state that his leg had to be partially amputated after being hit on the interstate near Shreve.

Nathan Spiess and his twin brother, Nick, are both first responders and avid soccer players. Their high school coach describes them as resilient.

It’s the second time an officer has been struck on the busy interstate in north St. Louis in the past six months.