first number i looked up showed up as alexei, doctor from fsb. that was interesting, doctor from fsb, alexei. couldn't place a real person behind this name and looked to see if that number shows up in a car registration. that alexey owns a car and then this number was listed for contacting that person. so then you have a real person with a birthday. then you look up his passport file. you see his face. you repeat that many times with the other suspicious numbers. and then you have a short list of interesting people. and these became our prime suspects. now we knew when navalny had traveled to siberia. we had the actual passenger manifests of six different flights that had flown where into novosibirsk where navalny flew from moscow on the day before, during and after the day