From The Telegraph:



Scotland Yard confirmed that he is the 100th person to be held by officers working on either Operation Elveden, Weeting, relating to phone hacking, or Tuleta, an investigation into computer hacking.

...

The man, who is in the Territorial Policing command in a south London borough, was held at around 6am today at his home in Wimbledon, south-west London, on suspicion of misconduct in a public office.