rene had a tenant, mike decker.re was he when the murder happened? >> he was at home. >> 30 or so yards away from rene's home. >> unattached from the house, no windows in the apartment, just a door with a window facing towards the rear. he said he was home all night, hanging out, did not hear or see anything. >> mike decker said he had no idea what happened. at this stage of the investigation everyone was a potential suspect. >> you are on the property when this happened, so we will be looking at you, we will be talking to you, and he was getting a little testy, and probably frustrated. >> did you think anything seemed off with mike at all. some of rene's friends describe him as somewhat odd. >> >>> he was honored technically he was living above horse stalls it's technically an apartment but he is a grown man he did not really have a job no relationships, that we are aware of. >> it seems, if you look at mike decker's alibi it is pretty weak. >> his alibi is pretty weak, there is nothing accounting for him, nothing