CHICAGO, IL - MARCH 17: Rowers navigate the Chicago River shortly after it was dyed green in celebration of St. Patrick's Day on March 17, 2018 in Chicago, Illinois. Dyeing the river has been a St. Patrick's Day tradition in the city since 1962. Scott Olson/Getty Images/AFP
CHICAGO, IL – MARCH 17: Members of the local plumber’s union dye the Chicago River green in celebration of St. Patrick’s Day on March 17, 2018 in Chicago, Illinois. Dyeing the river has been a St. Patrick’s Day tradition in the city since 1962. Scott Olson/Getty Images/AFPCHICAGO, IL – MARCH 17: A boat navigates the Chicago River shortly after it was dyed green in celebration of St. Patrick’s Day on March 17, 2018 in Chicago, Illinois. Dyeing the river has been a St. Patrick’s Day tradition in the city since 1962. Scott Olson/Getty Images/AFPCHICAGO, IL – MARCH 17: Rowers navigate the Chicago River shortly after it was dyed green in celebration of St. Patrick’s Day on March 17, 2018 in Chicago, Illinois. Dyeing the river has been a St. Patrick’s Day tradition in the city since 1962. Scott Olson/Getty Images/AFPCHICAGO, IL – MARCH 17: Visitors walk along the Chicago River shortly after it was dyed green in celebration of St. Patrick’s Day on March 17, 2018 in Chicago, Illinois. Dyeing the river has been a St. Patrick’s Day tradition in the city since 1962. Scott Olson/Getty Images/AFPCHICAGO, IL – MARCH 17: A kayaker navigates the Chicago River shortly after it was dyed green in celebration of St. Patrick’s Day on March 17, 2018 in Chicago, Illinois. Dyeing the river has been a St. Patrick’s Day tradition in the city since 1962. Scott Olson/Getty Images/AFPCHICAGO, IL – MARCH 17: A boat navigates the Chicago River shortly after it was dyed green in celebration of St. Patrick’s Day on March 17, 2018 in Chicago, Illinois. Dyeing the river has been a St. Patrick’s Day tradition in the city since 1962. Scott Olson/Getty Images/AFPCHICAGO, IL – MARCH 17: Rowers navigate the Chicago River shortly after it was dyed green in celebration of St. Patrick’s Day on March 17, 2018 in Chicago, Illinois. Dyeing the river has been a St. Patrick’s Day tradition in the city since 1962. Scott Olson/Getty Images/AFP
