 MADISON, Wis. AP At dusk on a frigid night in late February when the temperature will drop below zero, dozens of homeless men form a ragged line in the courtyard of Grace Episcopal Church on Capitol Square. Its a potentially volatile mix of some the citys most vulnerable adults: from chronic street denizens, some with serious physical ailments, mental illnesses or in the grip of alcohol or drug addiction, to others who work but cant find housing in Madisons ultra-tight rental market. Together, they seek shelter in a worn, cramped basement that many concede is an embarrassment in the states robust capital city. After waiting again inside a narrow corridor, the men are checked in and descend a beaten staircase there is no elevator, so those with disabilities must use a back alley entrance to the intermittent scents of tobacco smoke and unwashed clothes and spates of disjointed or wild talk that come with too many men who live on the street being jammed into too little space. Then its on to another line as the men 151 on this night, some in walkers or wheelchairs wait to be fed by volunteers from another church. With just 28 places to sit, they eat in shifts, with many taking their meals back to their metal bunks. The bunks are limited, too, and before long more than half of the men are sent back out into the bitter cold to walk to overflow shelters in the basements of St. Johns Lutheran and First United Methodist churches blocks away. There, theyll sleep on bare mats jammed side by side along the floor, some without blankets because organizers had run out. The mens expressions range from warm and grateful to suspicious or vacant. Some cluster around the few seats and tables to watch TV. There are arguments and, on some nights, fights. Some hear voices or spew wild... 