Penguins Signing Ex-Shark Matt Nieto

CRANBERRY — The Pittsburgh Penguins didn’t wait long to address their need for bottom-six help. Moments after the free-agent signing period began, the Penguins signed former San Jose forward Matt Nieto will sign a two-year, $900,000 deal with the Penguins. Update: The story has been updated to include the team confirmation. Nieto, 30, can play…