The reward fund has substantially increased for missing Hawkins County 5-year-old Summer Wells now surpassing $70,000.The Church Hill Rescue Squad announced Tuesday night that the fund was up to $70,915.On Oct. 27, the fund stood at $58,634.Those interested in donating may do so at any Civis Bank branch in Church Hill, Rogersville, and Sneedville or by mailing a check to the Church Hill Rescue Squad, PO Box 704, Church Hill, TN, 37642. Summer has been missing since June of 2021.