NEW YORK (AP) -- Shares of some top silver companies are down at 1 p.m.:
Hecla Mining Co. fell $.01 or .3 percent, to $3.37.
Pan American Silver Corp. fell $.28 or 2.2 percent, to $12.66.
Silver Standard Resources Inc. fell $.14 or 2.1 percent, to $6.79.
Silver Wheaton fell $.29 or 1.3 percent, to $22.77.
