Decoding the Trump 'war room' photograph

Back row from left: Deputy chief of staff Joe Hagin, senior adviser Jared Kushner, Treasury Secretary Steven Mnuchin, Commerce Secretary Wilbur Ross, Sean Spicer, President Trump, Secretary of State Rex Tillerson, chief strategist Steve Bannon, senior adviser Stephen Miller, national security official Michael Anton. Front from left: Chief of staff Reince Priebus, national security adviser HR McMaster, chief economic adviser Gary Cohn, deputy national security adviser Dina Powell

On Friday morning Sean Spicer tweeted a photograph of Donald Trump and some of his advisers receiving a top secret briefing in Florida on the results of the US missile strike against a Syrian government airfield.

If a picture is worth a thousand words, what does this one tell us?