http://avherald.com/h?article=48050a1f&opt=0
has the mentioned pics.
A TAAG Angola Airlines Boeing 737-700, registration D2-TBJ performing flight DT-241 from Luena to Luanda (Angola),
had backtracked runway 29 and turned around to line up for takeoff from runway 29
when the nose gear sunk into a hole in the runway at about 07:15L (06:15Z),
approximately at the line of runway threshold lights.