DETROIT — The Pistons had a prime opportunity to use Saturday’s game against the Washington Wizards as a momentum builder against another struggling team now that everyone on their roster is fully healthy. Instead, turnovers were an issue once again and the team suffered its 40th defeat of the season in a 118-104 loss. The Pistons trailed by four with 5:20 left when Jordan Poole connected on a 3-pointer that gave the Wizards a 108-105 lead. Detroit couldn’t execute on the offensive end for the next two possessions and it came back to bite them as Flint native Kyle Kuzma powered to the rim for …