The collision of two new tube trains on the District Line happened between East Putney and Southfields stations on 1 May.
It is thought to have been caused by the track moving and caused minor damage to carriages.
More top news
On a visit to the Olympic Park, Brazilian footballing legend Pele took the time to talk about the Olympics and England's Euro 2016 demise.
Singer Rita Ora has been hospitalised after reportedly suffering from exhaustion just hours after the man who burgled her home was jailed.
The Hollywood star took residents in Merton by surprise when he touched down in a helicopter near Poplar Road.