First video is on the BBC website @ http://news.bbc.co.uk/1/hi/uk/7636577.stm
The second video is on YouTube @ http://www.youtube.com/watch?v=CWXmM4z-EpM
Someone has added a caption at one point, commenting on the people watching the police clean up the scene - the answer is yes, this is what Britain looks like these days.
The girls were clearly on drugs (PCP?) but I felt sorry for the drivers and police officers they endangered.