Some helpful resources for examining the question “Is Jesus Christ God?”.

Video of interview with J. Warner Wallace (author of Cold Case Christianity) on the danger of presuppositions
https://youtu.be/UnT_HTdSKiE?t=145

Video of complete interview with J. Warner Wallace on the reliability of the gospels.
https://www.youtube.com/watch?v=UnT_HTdSKiE

Article: “Is there Extra-Biblical Proof of Jesus”
http://pleaseconvinceme.com/2013/is-there-extra-biblical-proof-of-jesus/

External Sources – Outside the church on the reliability of the gospels
https://en.wikipedia.org/wiki/Historical_reliability_of_the_Gospels#Outside_of_the_church