Federal land managers are now offering a $1,000 reward as authorities investigate an incident that left ancient petroglyphs near the Utah-Arizona border defaced over the weekend.

Officials with the Kane County Sheriff's Office are now asking for the public's help in identifying a pair of people that investigators say are responsible for vandalizing ancient petroglyphs in Utah.

With Biden set to leave office in January, county commissioners could request national monument status for the Caja del Rio.