For two decades, the commander in chief has doled out distinguished-looking coins as personal mementos. Now, the presidential ‘‘challenge coin’’ has undergone a Trumpian transformation. The ...

For two decades, the commander in chief has doled out distinguished-looking coins as personal mementos. Now, the presidential “challenge coin” has undergone a Trumpian transformation. The presidential ...

For two decades, the commander in chief has doled out distinguished-looking coins as personal mementos. Now, the presidential 'challenge coin” has undergone a Trumpian transformation. The presidential ...