Relatives wait for news of loved ones Reuters Chorzow: Distraught relatives gathered in sub-zero temperatures yesterday at the site of a collapsed exhibition hall in Poland to discover whether their loved ones were among the dead pulled from the rubble. Hopes were fading that any more survivors would be found in the wreckage of the hall, which had been staging an event for international pigeon enthusiasts when the snow-laden roof collapsed on Saturday. After a night in which temperatures plunged to 15 Celsius emergency services said they were shifting their focus from rescue efforts to clearing the rubble. "I was...