HACKENSACK - Marlin G. Townes Jr. was sworn in as Hackensack's first African-American mayor Friday, but the City Council also announced a power-sharing arrangement under which he will serve just a year. The council also selected Councilwoman Karen K. Sasso as deputy mayor and hired Joseph Zisa, the cousin of former Mayor Jack Zisa, as city attorney. Traditionally, the mayor is the council member who received the most votes in the general election. Joseph DeFalco had been the front-runner to be the next mayor, but he died the morning of May 10, just hours after voting began. Instead, Townes received...