Media companies shares down at 10 a.m.

Shares of some top media companies are down at 10 a.m.:

Comcast Corp. fell $.39 or .7 percent, to $56.08.

Walt Disney Co. fell $.44 or .4 percent, to $104.45.

Gannett fell $.50 or 1.3 percent, to $36.58.

New York Times Co. fell $.26 or 1.9 percent, to $13.50.

Time Warner Inc. fell $1.32 or 1.6 percent, to $83.13.

21st Century Fox Inc. class B fell $.29 or .9 percent, to $32.59.

Viacom Inc. fell $1.29 or 1.9 percent, to $67.43.