The family of a missing high school senior from St. Pete says they are feeling hopeful after authorities discovered his bike earlier this week.

Nasr's family was knocking on doors and handing out flyers near where police said they found Nasr's bike on Wednesday.

St. Pete police said they recovered a bicycle believed to belong to missing 17-year-old Allister Nasr. It was discovered Wednesday, south of Gandy Boulevard, off San Martin Blvd. The area near Weedon Island Preserve is surrounded by thick vegetation and a public works construction site filled with sand,

After finding the bike, police launched a search by air, land and water in the Weedon Island Preserve area using drones, boats, bloodhounds and cadaver dogs, the news release states. Allister is considered endangered because evidence found after his disappearance “raised concerns about his personal safety,” police said.

ST. PETERSBURG, Fla. - The search for 17-year-old Allister Samer Nasr continues after police discovered his bicycle, but the teenager remains missing. Allister, who was last seen on March 1st, is considered an endangered missing person due to concerns about his personal safety.

The search for Allister Nasr, the 17-year-old who went missing from St. Petersburg early this month, has gone statewide.

St. Petersburg police say they have found a bicycle belonging to a missing and endangered teen who disappeared nearly two weeks ago, but they are still searching for him.

Nasr's family was knocking on doors and handing out flyers near where police said they found Nasr's bike on Wednesday.