Probably right wheel bearing.

Jack up the car. Place on jack stands.

Grasp wheel at 12 and 6 o'clock and push in and out. Any movement, most probably suspect wheel bearing.

9 and 3 o'clock - tie-rod/ball joint.

Wheel bearing how to in Duratec Maintenance FAQ
http://www.contour.org/ubbthreads/showflat.php?Cat=&Board=v6maint&Number=958650&page=0&view=collapsed&sb=5&o=31&fpart=1


"Always do the cheap and easy ones first." 1996 V6 ATX 96K miles