One of the Kennewick residents injured in a crash in Idaho on Sunday remains in the hospital in serious condition.

Tyler D. Morgan, 21, is continuing to receive treatment at St. Alphonsus Regional Medical Center in Boise, according to a hospital official. His sister, Sarah Morgan, 18, was treated and later released after the crash.

Sarah was driving west on Interstate 84 with her brother as a passenger when she drove off the roadway and crashed.

The siblings are Southridge High School graduates. Tyler graduated in 2010 and is attending Brigham Young University-Hawaii, according to his Facebook page. Sarah graduated this spring as a valedictorian and planned to attend Brigham Young University at Provo.