The S-300 is regarded as one of the most potent anti-aircraft missile systems currently fielded. Its radars have the ability to simultaneously track up to 100 targets while engaging up to 12 at a time. The S-300 deployment time is five minutes.
19-year-old construction worker seriously injured after falling from scaffolding in Harish (Haaretz)
from the article: Russia to supply Iran with S-300 defense systems