Here,he uses a set of buttons attached to a computer to make the silent robot move forward, backward or around in circles.

VOA: special.2009.12.17

"This is progress." "It does not fully resolve our concerns, but it gives us a set of basic principles to move forward."

VOA: standard.2010.05.25

But I don't want to pre-empt in any way, President Karzai's statement, which will set the stage for how we go forward in the next stage of this,".

VOA: standard.2009.10.19