Description:The Alabama hostage standoff is entering its seventh day and more details are emerging about the suspect at the center of it.
Neighbors and officials are painting a picture of 65-year-old Jim Lee Dykes as an isolated man estranged from his family.
Authorities say Dykes, -- a decorated Vietnam-era veteran known as Jimmy to neighbors -- gunned down a school bus driver and abducted a 5-year-old boy from the bus, taking him to an underground bunker on his rural property.(1:26)