It was a proactive decision from an experienced officer that allowed police to first confront suspected shooter Vance Boelter, starting a exhaustive manhunt that would end 43 hour

Boelter is wanted for killing State Rep. Melissa Hortman and her husband, as well as wounding State Sen. John Hoffman and his wife.

Former Boston Police Commissioner Ed Davis joins CBS News with more on his experience seeking a suspect in a major crime investigation. This comes after Vance Boelter's capture following a manhunt for the suspect in the shootings of two Minnesota lawmakers and their spouses.