On that note Algeria's News24 reports:
Algeria's former head of counter-terrorism, forcibly retired on the orders of a military judge at the end of 2013 and placed under surveillance, has been arrested. He will appear in a military court in the country's first trial of a high-ranking officer in the secret services, according to his lawyer.
Abdelkader Ait-Ouarabi - better known as General Hassan - is accused of "destroying documents and disobeying military instructions", Mokrane Ait-Larbi, the lawyer, told AFP news agency on Monday.
There certainly appears more to this, we'll keep our eyes open. In the meantime this link may give a little more of the back story.