O'Reilly needs his brain examined, if he has one

If he does have one, it may be sleeping under a bridge somewhere, or may have atrophied due to lack of common sense

[source]
Although accurate numbers are impossible to come by -- no one keeps national records on homeless veterans -- the VA estimates that nearly 200,000 veterans are homeless on any given night. And nearly 400,000 experience homelessness over the course of a year.