University of Arizona

The provided news articles do not contain any information about the University of Arizona. Article 1 discusses the appointment of Christopher LaNeve as acting Chief of Staff of the US Army. Article 2 focuses on the economic development of Africa and its decreasing reliance on international aid. Article 3 profiles He Jiankui, a Chinese researcher known for creating gene-edited babies. Therefore, it's impossible to provide a summary about the University of Arizona based on these articles.