(The Center Square) — Ahead of Memorial Day weekend, President Joe Biden visited New Hampshire Tuesday to discuss the Promise to Address Comprehensive Toxics Act. Biden signed the PACT Act in 2022 to expand Veterans Affairs benefits for veterans exposed to burn pits by requiring the Department of Veterans Affairs to assume a causal link between burn pits and certain conditions. Referring to the duty to assist veterans returning from war and their families, the president said that nearly “two years ago, we took a giant step toward fulfilling that obligation when I fought for and signed the PACT…