LOS ANGELES—As the morning sun created dramatic shadows against the skyscrapers of Los Angeles, a man stood in the middle of 7th street blocking traffic and looking in his pockets for something that was not there. He ignored the traffic, while cars gently moved around him and carried on with their commutes, until he slowly dragged his feet to an encampment-filled sidewalk. Simultaneously, a man began to urinate openly in public, as a mother quickly turned her head the opposite way while she pushed a stroller along the busy roadway, as the sidewalks were no longer useable, covered in tents and tarps. The Skid Row area of Los Angeles, roughly 50 city blocks within the downtown epicenter, is typically marked by the perimeter of Alameda and Main streets to the east and west, and 3rd and 7th streets to the north and south. The homeless community concentrated within this area …