DALLAS (AP) — The Dallas police chief said Tuesday she has called for a full review and plans to meet with protest leaders after learning about reports that police used pepper-spray projectiles at a demonstration over a black man's death.

Chief U. Renee Hall said in a statement that the projectiles, which are called pepper balls and usually contain the chemical in pepper spray, should only be used if there is an immediate threat to the public or if an on-scene commander calls for them to be used. The projectiles irritate the nose and eyes.

Hall said she wants to meet with protest leaders to "a...