Savannah Guthrie's mom still missing as sheriff defends investigation

Key Points:

• Nancy Guthrie, mother of "Today" co-host Savannah Guthrie, has been missing since January 31 after disappearing from her Catalina Foothills home, with no arrests made despite ongoing investigations involving digital evidence and surveillance footage.
• Pima County Sheriff Chris Nanos defended the investigation's handling, expressing no regrets over early decisions and appealing directly to the suspect(s) to release Guthrie safely.
• Guthrie’s family is urging the public to re-examine any potentially relevant information, emphasizing that even small details could be crucial to solving the case.
• The Tucson community has rallied around Guthrie’s family with vigils, support campaigns like yellow ribbons, and neighborhood efforts to assist law enforcement, highlighting the deep local impact of her disappearance.
• A reward exceeding $1 million is offered for information leading to Guthrie’s recovery, and authorities continue to encourage anyone with tips to come forward.