At the end of the Resident Evil Apocalypse, how does Alice kill the security guard just by looking at the security camera?
The film's official novelisation indicates that she killed the guard (Daellanbach) using her psychic powers
Down the hall, Alice knew — she wasn’t sure how, but she knew — that a guard named Daellanbach was watching her on a surveillance camera and screaming into a telephone.
“This is Central, request immediate backup, maximum response. Nemesis experiment is loose — repeat, Nemesis exp—”
Alice wanted him to stop talking.
So he stopped, falling to the ground, nose bleeding, screaming in agony as something sliced through his mind.