The Security Guards and Scientests

This might be interesting. And this wiki article about AM too (Script section at the bottom).
There was also another post by JamesKane (I think?) stating that their animators/faceposers are real perfectionists and have gone great lengths to ensure believable character interactions. No, there won’t be any interrogation scenes judging from what I’ve read.

any HECU appeared interrogating any scientist in hl. So I doubt they will here. They are just there to kill and some want to interrogate them before killing them to know what the fuck happened and who the hell is freeman.

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.