Now the hunt is on to find anyone who came into contact with the little boy while he visited relatives in the border city of Brownsville from his home in Mexico City.

• 现在需要找到是谁曾经接触过这个小男孩，而他所访问过的的亲戚正从边境城市布朗斯维尔从他的家赶到墨西哥城。