. >> philip alston is the author of a united nations report on extra judicial killings in kenya. it followed hundreds of deaths after elections in 2007. his investigation delivered a damning inditment of the kenyan police. >> they were not what one might call discriminating. a lot of the killings were simply casual, accidental as it were. someone that you arrest, someone who won't pay a bribe, someone who gets in the way of a cop who's running a bar or something like that. just dispose of the people. >> he found that the police would frequently respond with unlawful force. >> the conclusion i reached was that killing was widespread, that it was basically part of the way in which the police force operated, that it wasn't just tolerated by the senior police but directed by them. >> the un investigation did little to change the culture of the police in kenya. and that same force now has a role in kenya's war with al shabaab. >> the current war that kenya is involved in gives all of the security agencies the blanket cover that they are doing this because of that war. now that blanket