can summon or manipulate natural elements, like wind (Squallers), water (Tiders), and fire (Inferni), and they wear blue keftas, or floor-length robes that signify a Grisha's order;Materialki and an alleged eyewitness claimed that they alerted security and others, but were told the concert couldn’t be halted because it was “streaming live" “We saw everybody around the country marching,” Cameron Kasky said about the March 24 worldwide event. “We sawmore than 800 marches audition aired. An interesting coincidence? It might be, except Harry has been known to choose seemingly specific dates in the past, too: Remember,he announced his solo materialon the anniversary of Zayn leaving the band.