Edited sentence: In 1991 Northern Boulevard from Livingston to State Street along with its extension within Washington Park to Madison Avenue at Willett Street was renamed Henry Johnson Boulevard in honor of an African-American World War II hero.Later, Knox Street from State to Livingston would be changed to Northern Boulevard to match the street it met up with, this left the name Knox Street as only the three blocks betwen Myrtle and Madison.When Washington Park was created in the 1870s Knox Street between Madison Ave and State Street was turned into a pedestrian mall, called the Knox Street Mall, it is the only straight path in the park