HUMBERTO GRONDONA announced that he is no longer the coach of Argentine Superliga side Arsenal de Sarandí following the team's 2-1 loss to Independiente (CLARÍN, 12/10). ... Borussia Dortmund sacked coach PETER BOSZ on Sunday following a "terrible run of results" and replaced him with PETER STOEGER, who was fired by Cologne a week ago (REUTERS, 12/10). ... JEAN TODT was re-elected unopposed for a third term as president of FIA. The 71-year-old ex-Ferrari team boss will retain his position until '21. he will lead motorsport as Formula 1 "goes through a critical period of renegotiation of the contracts that tie the teams to the sport," most of which end in '20 (BBC, 12/8). ... Angola appointed a new national coach just weeks before it plays in the African Nations Championship in Morocco, with 44-year-old SRDJAN VASILJEVIC replacing Brazilian BETO BIANCHI (ESPN.com, 12/10). ... Fox Networks Group promoted BRIAN SULLIVAN to president & COO. He assumes the role vacated by former COO RANDY FREER, who was "tapped to head" Hulu last month. Sullivan will "oversee revenue and distribution" for the Fox TV Group, FX, Fox Sports and NatGeo. He will also "continue to lead FNG's Digital Consumer Group which is responsible for its authenticated streaming apps." Sullivan will report to FNG Chair & CEO and Fox President PETER RICE (MULTICHANNEL, 12/7).