'can't remove' errors

[Katsuhiro Kondou]

In article <3D21978C.1040408 at aa.usno.navy.mil>,
	Bill Tangren <bjt at aa.usno.navy.mil> wrote;

} Jul  1 04:02:37 aa rnews: cant remove 3d1c518conRBPt Permission denied
} Jul  1 04:02:37 aa rnews: cant remove 3d1c7a98rPp0bV Permission denied
} Jul  1 04:02:37 aa rnews: cant remove 3d1fa67eVhlonY Permission denied
} Jul  1 05:01:01 aa rnews: cant remove 3d1c518conRBPt Permission denied
} Jul  1 05:01:01 aa rnews: cant remove 3d1c7a98rPp0bV Permission denied
} Jul  1 05:01:01 aa rnews: cant remove 3d1fa67eVhlonY Permission denied
:
} Can anyone tell me why I am getting these errors? I have not changed the config files in some time (months)

Do you have any crontabs to invoke rnews?
-- 
Katsuhiro Kondou