On the grounds of o. J. Simpsons former estate explodes into the headlines. What has been submitted to our lab. They are going to study it. Could it be the murder weapon in the deaths of Nicole Brown Simpson and Ronald Goldman or just another sideshow more than 20 years later . Zika warning. A new study shows the zika virus may be even more dangerous than originally thought. Researchers now saying the virus is linked to a host of birth defects al t all stages of pregnancy. And unmasked . The artist known as banksy has spent his career anonymously spraypainting his work around the world. Now a popular crimefighting tool may have figured out who he is. So, has the artist been revealed . Today, saturday, march 5th, 2016. Announcer from nbc news, this is today live from studio 1a in rockefeller plaza. This saturday morning. Glad to have you with us. Im craig melvin alongside chanel jones, dylan dreyer is here as well. Its nice to have you back in the studio. Youve been on the road a lot. G