Lee Strobel has put up several short video clips of some of my presentations on his website. Click here for a clip on Why Don’t People Believe in Miracles?
By the way, LeeStrobel.com has hundreds of other short videos related to apologetics. I highly recommend you check it out.
Free CrossExamined.org Resource
Get the first chapter of "Stealing From God: Why Atheists Need God to Make Their Case" in PDF.