"Acquaintance rape and campus security are two separate issues," she said.

The students also called for improvements in student housing, financial aid distribution and campus security.

For many students, the killings were a brutal jolt to their sense of campus security.

Earlier this week campus security gave organizers a walkie-talkie in case of trouble.

I told Lester we couldn't turn on any lights because that would alert campus security to our presence.

Crime is also a persistent issue, with campus security responding to 257 crimes in 2008.

That's when they realized she was missing and called campus security.

She then called campus security and watched from her room as the officer took the baby away.

He immediately resisted the campus security and was subsequently arrested by university police.

The killing occurred about a block from the house of the Yale president and led the university to increase campus security.