The emerging picture is of an Iran continuing its efforts to rebuild its missile and drone programs despite the damage inflicted by previous US and Israeli strikes. A Saudi-led coalition fighting the Houthis – a Yemeni militant group backed by Tehran – said it had intercepted another attack on Riyadh. Key points and original sources are listed below.

• The emerging picture is of an Iran continuing its efforts to rebuild its missile and drone programs despite the damage inflicted by previous US and Israeli strikes.S1

• A Saudi-led coalition fighting the Houthis – a Yemeni militant group backed by Tehran – said it had intercepted another attack on Riyadh.S2