Authorities said Communication Tsarnaev and his younger brother Dzhokhar Tsarnaev may have been responsible Commitment for the triple homicide Killing , that forensic evidence connected Connect them to the scene of the killings , and that their cell phone records placed Placing them in the area .

Webster 's confession did not match Competition the forensic evidence .

Arguing that the German police had not investigated Criminal_investigation the case thoroughly , Erica commissioned Criminal_investigation forensic reports Reporting which suggested the car accident Killing might have been staged Hold and that Duggan had died Death elsewhere .

The cars and their devices were recovered Recovering intact for forensic examination and both were found Know to contain petrol cans , gas canisters and a quantity of nails , with a mobile phone-based trigger Causation .

although the ntsb and pcu manufacturer parker hannifin had already determined Deciding that the pcu was properly working Employment , and thus not the cause of the crash , a private investigation into the crash for a civil lawsuit Legality tried by jury in a state court in los angeles , which was not allowed Preventing_or_letting to hear or consider the ntsb 's and parker hannifin 's conclusions Statement , decided Deciding that the crash was caused Causation by a defective servo valve inside the pcu , based on forensic findings from an electron microscope which determined Deciding that minute defects within the pcu had caused Causation the rudder unk and a subsequent uncontrollable flight and crash Catastrophe .

It found Know forensic evidence supported Supporting the officer 's account , that witnesses who corroborated Check the officer 's account were credible , and that witnesses who had incriminated Judgment_communication him were not credible , with some admitting Statement they had not directly seen Perception_active the events .

According to the Europol , forensic evidence and intelligence sources all point to Protest Hezbollah 's involvement in the blast Attack .

One , aged four , was hidden Hiding_objects under the legs of her dead Death mother in the rear footwell for eight hours even while the gendarmerie were on the scene ; she was only discovered Know by specialist forensic investigators .

Geeta was allegedly raped before being murdered Killing , but forensic evidence could not confirm Check it .

The killings Killing were investigated Criminal_investigation by two separate forensic teams , the first a joint Yugoslav and Belarusian team and the second a Finnish team .