In case you haven’t found links elsewhere on this site, I’m reviewing one of many of my “toolbox for the Christian life” must haves:
Ravi Zacharias http://www.rzim.org/
Let My People Think Daily Radio
One of the most articulate Christian Apologists in the world today, Indian-born, Canadian-American travels the world lecturing and debate at public universities and the like. A treasure trove of audio files on topics that challenge you when challenged by others.