February 21, 2018 - Yosemite National Park reports a missing person in the park.
 
Alan Chow was last seen at Hetch Hetchy entrance on February 17, 2018.
 
If you have information that could help locate him OR if you were in the area of Hetch Hetchy between February 17–20, please call or text 888/653-0009 or here
Source: NPS