Space/Science
Loosing traction?http://marsrovers.jpl.nasa.gov/gallery/all/1/r/137/1R140346141EFF3182P1312R0M1.JPGUsing the arm to push back up the slope?(Dont think they'd use it for a brake)http://marsrovers.jpl.nasa.gov/gallery/all/1/f/138/1F140434653EFF3182P1222L0M1.JPG