NEW YORK (AP) -- Shares of some top silver companies are down at 1 p.m.:
Hecla Mining Co. fell $.02 or .6 percent, to $3.20.
Pan American Silver Corp. fell $.20 or 1.6 percent, to $11.89.
Silver Standard Resources Inc. fell $.19 or 2.9 percent, to $6.33.
Silver Wheaton fell $.53 or 2.3 percent, to $22.04.
