Crash in research facility. HELP!

In the very beginning of the game, where you are to load the specimen and everything goes haywire. I get teleported next to the aliens and whenever it says “loading” my game crashes. Any probable fixes?

Founded in 2004, Leakfree.org became one of the first online communities dedicated to Valve’s Source engine development. It is more famously known for the formation of Black Mesa: Source under the 'Leakfree Modification Team' handle in September 2004.