After suffering a serious knee injury , 19-year-old Kaitlyn Gilliland thought her career was over.two years later , she \'s dancing for the New York City ballet .

19岁的凯特琳吉利兰德在经历了一次严重的膝盖创伤后，以为自己的事业会到此为止。然而两年之后，她在纽约市芭蕾舞团继续跳舞。

In a video posted on YouTube , the family introduce themselves as father Carl , mother Amy , son Layne and daughter Kaitlyn 。

在上传至YouTube视频分享网站的一段视频中，这一家四口自我介绍称他们是父亲卡尔、妈妈艾米、儿子莱恩和女儿凯特林。