11.   Mission Control chief Vladimir Solovyov said controllers had expected the fuel to run out, but not during the spacewalk.

12.   Orientation engines are not rechargeable and need to be replaced when fuel runs out.

13.   Space officials had expected the fuel to run out, but the exact timing had not been clear.

14.   Fuel was also running out, he said.

15.   And that fuel is running out.