![A Boeing 737 is seen in the St. Johns River in Jacksonville, Florida, U.S. May 3, 2019. (Photo/Agencies)](http://image.cns.com.cn/ecns_editor/transform/20190504/FsQZ-fzhxsav0013667.jpg)
A Boeing 737 is seen in the St. Johns River in Jacksonville, Florida, U.S. May 3, 2019. (Photo/Agencies)
A large commercial jet went into a river in the U.S. state of Florida, a local mayor said Friday on social media, adding that "all lives have been accounted for."