Virginia Tech gunman Cho Seung-hui was diagnosed with autism after the family emigrated to the US, a relative in South Korea said.

EXCERPTS from video recordings sent to NBC News by Cho Seung-hui — the student who shot at least 32 people at Virginia Tech university on Monday.

An Indonesian mother bemoaned the availability of guns in the United States after learning her son was among those killed in a school massacre, while South Koreans expressed shame and shock that one of their own was the gunman.

Cho Seung-Hui walked into a Virginia gun shop five weeks ago, put down a credit card and walked out with a Glock 19 handgun and a box of ammunition. He paid $572 (€421).

President Roh Moo-hyun held a special meeting with aides today to discuss the US campus shooting, as the public expressed shame over a South Korean citizen being identified as the gunman.

University authorities said they will not name those killed until all of them have been identified and their families informed.

A gunman carrying an “ungodly” amount of ammunition killed 32 people at a US university today in America’s deadliest mass shooting.