lawrence family. >> they experienced an unspeakable tragedy. their pain was compounded by the many years in which justice was not done. and these latest allegations till coming 20 years after stephen's murder only adds to their awfulering -- suffering. >> i know the house will agree with me the allegations of police corruption and wrongdoing and we must be ruthless from purging such behavior from its ranks. >> british police arrested a man in connection with the murder of four people in the french alps last year. the older brother of one of the victims was arrested easterly i in the morning at his home in london. we now have a report in suri. >> on this narrow alpine road, a british iraqi family was brutally attacked, the brother, wife and mother-in-law shot dead in their car and a 7-year-old daughter badly wounded but still alive. a 4-year-old daughter, terrified, found eight hours later, hiding under her mother's body. also shot dead was a french cyclist who happened to be passing by. why have such ferocious violence be leashed on the family? the joint british police investigation came to their home in the english county of suri and the search there recovered little of use. the po