The Federal Bureau of Investigation (FBI) in Phoenix is offering a $50,000 reward for information that leads to the whereabouts of the mother of "Today" show host Savannah Guthrie as the search entered day five on Thursday. "We believe Nancy is still out there," Pima County Sheriff Chris Nanos said during a news conference. "We want her home. The sheriff's department, along with all of our partners at the FBI, have been working around the clock." Nanos reiterated that no suspect or person of interest has been identified and urged people to stop sharing incorrect information online. “We have nobody of interest or any suspects that you would consider a prime suspect,” Nanos said. “We’re not there yet.” The following timeline was provided by the sheriff's office on Thursday: 5:32 p.m. on Jan. 31: Nancy travels to family home for dinner 9:48 p.m. on Jan. 31: Dropped off at home 9:50 p.m. on Jan. 31: Garage door closes 1:47 a.m. on Feb. 1: Doorbell camera disconnects 2:12 a.m. on Feb. ...