Heartbreaking video captured by a US Border Patrol officer shows a frightened little boy, tears streaming from his eyes and pleading for help, after crossing the Rio Grande river in Texas. The apparently abandoned boy carefully approaches the car of an off-duty Border Patrol officer on his way home on a dirt road and asks for help, according to a report. “I came with a group. They dumped me, and I don’t know where they are,” the boy says in Spanish as he chokes back sobs, video of the encounter from last Thursday and posted on Univision’s website shows. “They...