@JeremyECrawford What about a giant bat wizard using echolocation to see its target?

— Sylvia (@EthelTheCutie) May 3, 2017

A creature with blindsight can effectively see within the radius of that sense. #DnD https://t.co/1KiPOyfwg4

— Jeremy Crawford (@JeremyECrawford) May 3, 2017