CNN CNN Special Report July 6, 2014 23:06:00
>> were they forced to leave? or did they leave on their own? early evidence point the investigation south to mexico. >> law enforcement was convinced that the family had gone over to mexico willingly at this point. >> but patrick mcstay was not. so he launched his own investigation, from his living room in texas. >> since your son disappeared, what is a typical day for you like? >> just get up in the morning, get on the computer, check and see if they have e-mailed me. what's going on on my facebook site. who's contacted me. has anyone sent any information. >> how many hours a day are you inv...