Amber Cobb, the Thoroughbred owner and trainer who had been summarily suspended by the Delaware Park stewards last month after having already served a 60-day penalty earlier in the summer for "improper or inhumane treatment" of a horse, had her license yanked again Thursday for the remaining term of its three-year issuance, through Dec. 31, 2022. Among the reasons listed in the Oct. 28 revocation ruling by the Delaware Thoroughbred Racing Commission (DTRC) were that Cobb failed to appear at a disciplinary hearing Oct. 22 that had been scheduled in...