Brookfield police identified the attacker as 45-year-old Radcliffe Haughton of Brown Deer, Wisconsin.
WTMJ and Huffington Post claim that Haughton is the husband of one of the workers at the Azana Day Spa in Brookfield where the tragedy occured. According to WTOP’s Nick Pisano, criminal records show that the suspect was recently issued a temporary restraining order.
Bomb disposal units have been deployed at the shooting site pointing at fears of explosive possibilities.
A 2003 Mazda Protege vehicle connected to the suspect was localized outside of the city, but the suspect is still on the loose. He is an Afro-American believed to feature a 120 kg weight and more than 180 cm in height.
Video: Mass shooting sparks at Wisconsin spa near Brookfield mall