Watervliet Arsenal, NY, has seen more production in the last three months than it has in the last 40 years, and each month was faster than the last, the commanding general of Army Tank-automotive and Armaments Command told reporters Wednesday. What’s driving that rate is the building of cannon tubes for the M777 lightweight howitzer system. The ramp up in production has proven not just the system’s effectiveness, but also its long firing life, which is “exponentially” higher than what...