very real. that's a dangerous job. "cnn newsroom" with don lemon comi coming up in a few minutes. >> how do you top that? >> you have a lot coming up. >> we have a lot of very serious news coming up. tomorrow marks four weeks since the boston marathon bombings. boston doesn't have surveillance cameras mounted around the city to monitor people, so police use store mounted cameras and cell phone video to help i.d. the suspects. are we living in a time where streets should be monitored 24/7 for safety, or does it compromise our values. we'll talk about that. >> also, 25 years later, still the worst drunken driving crash in school history. a school bus hit by a truck with a drunk driver behind the wheel. 27 people killed that day. that helped propel mothers against driunk driving. we'll hear from a mother of one