Interesting comparison of Air strikes frequency from the BBC

The USled coalition launches about two combat aircraft sorties per hour against Islamic State, but how does that compared to previous aerial campaigns In this audio visualisation the BBCs Neal Razzell explores comparisons with the invasion of Iraq, WWII, and NATOs bombing of Serbia in 1999. First heard: On Background, BBC World Service Radio Reporting: Neal Razzell; audio mix: James Beard; animation: David Botti Editor: Richard Knight Subscribe to BBC News HERE Check out ou