Arrest means taking a person into custody that the person may be held to answer for a public offense. "Arrest" includes actually restraining a person or taking into custody a person who submits.
An arrest may be made:
A private person shall aid a peace officer in executing a warrant when requested to do so by the officer.
Minn. Stat. § 629.30
(10566) RL s 5225; 1981 c 108 s 1; 1985 c 265 art 10 s 1; 2007 c 13 art 1 s 25