The IDF allowed Bashir's Christian Phalangists to murder the Palestinians and Lebanese--they didn't step in and stop it but neither did they take part in the killing. So IDF was playing the typical UNIFIL role. http://en.wikipedia.org/wiki/Sabra_and_Shatila_massacre
- 7:40 PM
from the article: 'Syria helped Hezbollah amass some 40,000 missiles'