net.ll put up put upneta there will better investigate who has been calling an inmate. e aer features includ polygraph unit and expanded background checks. for visitorsnners is also under consideration. all this follows previous steps taken by the o'malley administration and moving 31 high-risk detainees. updatentsb unveils an into last week's train derailment. investigators are done with their work at the explosion site. they have also finished looking at the truck but have not talked with the driver. investigators remove some mechanical components. they are still looking for more videos of the crash. back to business for the baltimore ravens. welcome the obama team wednesday afternoon. the ravens gave the president a customary number 44 jersey. ray lewis were there. the president has some fun with joe flacco about his new contract. mvp.e was named the good timing with that contract. that was some good timing. see pictures from the visit on our website, wbaltv.com. i almost choked when i got to the words "former ravens ed reed and ray lewis." >> we are tracking andrea.