Martin Erat scored at 19 seconds of overtime Thursday night to give the Nashville Predators a 5-4 victory over the Chicago Blackhawks. Erat, skating through the low slot, deflected a pass from Radek Bonk off Chicago defenseman Brent Seabrook’s skate by goalie Nikolai Khabibulin. Alexander Radulov scored a goal and added two assists for the Predators.