End zone: Safety Eric Weddle poked fun at his previous employer, the Los Angeles Chargers, who are 0-3 in the AFC West behind the Kansas City Chiefs (3-0), the Denver Broncos (2-1) and the Oakland Raiders (2-1). "The records, obviously, they've got three great teams that are playing really good football and one that's not doing so good," he said before grinning. … Asked if his body clock was back to normal after spending the weekend in London, coach John Harbaugh replied, "I was up pretty late helping [daughter] Alison with her homework. The stuff they do nowadays in school, have you seen the math? I can come up with the answer, but she was like, 'Well, the teacher won't let us do it that way.' Why? It's the right answer. Times have changed. But I feel good this morning." … The team filled Urban's spot on the 53-man active roster by signing former Patriots linebacker Jonathan Freeny. A sixth-year pro, Freeny started in 11 games over the past two seasons and provides much-needed depth at inside linebacker where the position has been manned starters C.J. Mosley and Kamalei Correa and backup Patrick Onwuasor. … The Ravens re-signed second-year tight end Ryan Malleck to the practice squad after waiving rookie linebacker Boseko Lokombo on Tuesday. … The team announced that it will wear its black jerseys for Sunday's game. ... Friday's Ravens-M&T Bank rally scheduled for 12 p.m. at White Marsh Mall has been postponed. A new date and time has not been announced.