Karsta Lucas, the sister of Ronnie Lucas, a hiker missing at Red Rock Canyon National Conservation Area, said Tuesday, Feb. 11, 2020, that family members remain hopeful the 33-year-old diabetic will be found safe despite spending two nights in the open without his insulin. (Glenn Puit/Las Vegas Review-Journal)
Volunteers come out to Red Rock Canyon National Conservation Area west of Las Vegas to help find a hiker, Ronnie Lucas, who went missing on Sunday, Feb. 9, 2020. (Glenn Puit/Las Vegas Review-Journal)
Volunteer Chad Indrieri talks about looking for missing hiker. (Glenn Puit/Las Vegas Review-Journal)
Volunteer Kyle Spencer talks about looking for missing hiker. (Glenn Puit/Las Vegas Review-Journal)