 Fiesta Restaurant Group, Inc. Fiesta or the Company NASDAQ: FRGI, parent company of the Pollo Tropical and Taco Cabana restaurant brands, today reported comparable restaurant sales for the 13-week second quarter 2020, which ended on June 28, 2020, and for the subsequent two-week period, which ended on July 12, 2020. The Company also provided a liquidity update and announced the completion of an amendment to its revolving credit facility. 