NORWALK - Police are trying to determine if there is a link between break-ins at two Italian restaurants in southwestern Connecticut.Authorities say the first break-in occurred at Osteria Romana on Wesport Avenue in Norwalk. The second break-in, officials say, took place at John's Best Pizzeria and Grill on Post Road West in Westport.The restaurants are one mile apart and both break-ins occurred early Wednesday morning.Police say a safe was taken from John's Best Pizzeria and Grill and that a cash box was taken from Osteria Romano.