IPCC is aiming to submit all evidence files to the Crown Prosecution Service team by the turn of the year.
Mainak Sarkar reportedly killed his wife in Minnesota before driving to LA to kill his former professor.
Carl Langdell of Cheshunt, Herts, has admitted the murder of Katie Locke of St Albans Crown Court
Man and woman arrested after 'suspicious' post-mortem following death of toddler in Dorset
The semi-naked body of Karen Perez was found stuffed in a cabinet under a sink.
Richard Huckle admitted to raping and sexually abusing babies, toddlers and young children in Malaysia.
Intelligent Voice's machine learning system analysed thousands of calls to detect inmates conducting illegal business.
Mainak Sarkar, one of William Klug's PhD students, took his own life after shooting the academic.
Sabah Khan, 26, spoke only to confirm her name and is due to appear in court on 6 June.
Jonathan Cruz, 19, allegedly boasted 'I purge every night now' before gunning down three people on 12-15 May.
Former aide to PM given two-year conditional discharge for downloading images of young girls.
The 34-year-old left his girlfriend's body in an abandoned car in the parking lot of San Pablo Airport in Seville.
Marc Jolly said he 'felt safer in Afghanistan' than England after Scott attacked him in a car park.
The school teacher was beaten up and then doused in petrol before being immolated.
"If anybody touches my family I fight for my family," says Bronx cab driver.
The murder-suicide left two dead and forced the Los Angeles university to go on lockdown.
An Amber Alert was released on 1 June for Deontae Mitchell, who was taken late on 31 May.
The girl's rapist Adam Seaton is serving a 15-year sentence for her rape.
The boy's parents allegedly approved of the relationship and were "excited about the baby."
UCLA shooting was murder-suicide and danger now over - LAPD
Campaigners claim that victims often refuse to testify in prosecutions as they fear being publicly identified.
Peadophile who sold abuse video online and wrote guide on raping children admits 71 offences.
Justice ministry wants rapists and pedophiles to be tracked so police always know their whereabouts.
British Transport Police release image of man they believe has information on 'inappropriate physical contact'.
A 21-year-old man used a pole to smash dozens of windows at modern school.
Son of a millionaire Toronto developer has been charged with torturing and killing his girlfriend in his Hollywood home.
Reality TV personality and Dreamboys performer questioned by Northumberland Police over airgun
Prosecution attorney told court Muhaydin Mire began wearing traditional Muslim attire two weeks before the attack.
'The most evil man in Britain' Roger Gleaves was convicted of raping 2 boys in 1998.
32 people died when Costa Concordia was steered onto rocks with Captain Schettino in charge in 2012.