There was even a video recorded by Folau's son Koli Folau, who went searching for his father.

福劳的儿子科利·福劳甚至还录制了一段视频，他当时在寻找他的父亲。

NPR's Sharo Koli reports yesterday's fly is part of the original tests and it certified a real work battery system.

NPR新闻的夏洛·科里报道昨天的飞行是原始测试的一部分并确认一个实际工作电池系统。