Johannesburg - A motorcyclist has been critically injured after his bike apparently hit a metal memorial cross lying on Wilgerood Road near Ouklip, west of Johannesburg, paramedics said on Sunday.Paramedics from ER24 and other services arrived on the scene and found the man, believed to be in his 50s, lying in the road with his bike wedged up against the embankment, said ER24 spokesperson Werner