Human rights advocate Christopher Swain '90 returned to Middletown last week, carrying an Olympic-style torch during what will be a nearly 5,000-mile journey to the spot where the US-Mexico border begins at the Gulf of Mexico, and then on through the border states to San Diego. Swain, a parent of two, is participating in a March for the Kids, honoring the memory of the six children known to have died in federal custody. He is hoping to bring awareness of the children who have been separated from their families and imprisoned and lost at the border; to advocate for all…