police say 22-year-old brandon ferrell and stephanie smith are also suspects in several other robberies in federal hill, reservoir hill, and fells point. the couple was arrested together near the inner harbor, after a police officer responding to the robbery, spotted their vehicle and pulled them over. >>> this weekend, 27,000 people from 50 states and 12 countries will lace up their sneakers for saturday's baltimore running festival. leading the marathon, an honorary starter with an incredible story. jessica kartalija is live now and explains. >> reporter: it's been seven months since erika brannock lost her left leg in the boston marathon bombings. but now she plays a crucial role in the baltimore marathon. -- boston marathon. >> reporter: the last time erica bran -- erika brannock attended a marathon, it changed her life. the bomb went off. and erika had to have her left leg amputated. now she's headed to another race, with a very special honor. >> it's my honor to present to you the ceremonial [ inaudible ] [ applause ] >> reporter: now, branock will blow the air horn at the start o