. >> it took four years for timothy mcvay to be executed in the same kind of circumstance. that was seen as quick. >> reporter: there hasn't been a federal execution in 12 years and only three since 2001. including oklahoma city bomber timothy mcvay. >> appeals are probably already coming in this case. >> reporter: it's a federal case so it's almost a certain. and those appeals could have taken years. and people argue that this trial should not have taken place in boston in the first place. >>> the jury's decision in boston comes as san francisco prepares for its biggest foot race of the year. we're talking of course about the beta breakers and security is a priority. >> if you see anything out of the ordinary, if you see anything suspicious call 911 or notify a police officer. >> reporter: backpacks are banned from the course. 50, 50,000 registered runners are expected for the beta breakers. we spoke to some today that were picking up their packets. >> security is tighter but it's just a great race. a great time. >> and what it's known for is all those people who come out