He turned back at Gibbs' call, honestly surprised the other man wanted him to stay. His words confirmed Robin's suspicions. He had lost a friend. A partner, maybe. Reaching out, he wrapped his fingers around the makeshift glass.
He was glad Abby was there. She knew Gibbs, and how to deal with him. He raised his glass in something of a toast. "To your friend, where ever he now finds himself. May the wind be always at his back." It wasn't the entire poem, but he figured Gibbs would have an appreciation of that part. He took a sip of the bourbon before lowering the glass again.