Ed stared at his hands, his brain refusing to function. A movie replayed through his head in slow motion: the suspect suddenly turning to face them, the gun appearing in his hand, the bullet bursting out of the muzzle and ripping through the air before it exploded into Olivia's chest. He remembered the look of shock on her face as her body registered the pain, and an anguished cry had escaped her lips before she crumpled to the ground.

A hand slid gently into his, gripping it tightly. He looked up to see Van Buren sitting beside him.

They waited.