Crane W3-14 in flight!

On August 13, Crane #W3-14 was seen in flight with parents #12-02 and #19-04. Wisconsin DNR pilot Bev Paulan, formerly with Operation Migration, snapped this photo of the thrilling discovery that the chick has safely fledged. How many days old is W3-14 in this photo?

Image: Eva Szyszkoski, ICF