Closer to Truth (PBS) host Robert Lawrence Kuhn asks William Lane Craig about God being the first cause of the universe. Questions explored: What is the cosmological argument for God's existence? What are the subsets of the cosmological argument? What is the Leibnizian argument (aka Contingency argument) for God's existence? How is God the explanation of the universe? What is the first temporal argument (Kalam Cosmological argument) for God's existence? What is the history of the cosmological argument? When did the cosmological argument "resurface" in the philosophical world? Has science affirmed the beginning of the universe? How does astrophysics give empirical evidence for the beginning of the universe? What are the philosophical and scientific argument for the beginning of the universe?