Reenergied the movement. Serena a Venus Williams set to battle it out for the Australian Open title. I got nothing else to do. Their first grand slam final clash in eight years with history on the line. And milestone. Hes one of the most trusted and respected journalists of our time covering history as it unfolded. Well celebrate tom brokaw and his first 50 years at nbc news. Today friday, january 27th, 2017. Narrator from nbc news, this is today with matt lauer and Savannah Guthrie live from studio 1 a. Natalie wrapping up her week filling in for savannah. No one has been there and done we look forward to catching up with him. Were so happy to be able to celebrate along with him, 50 amazing years. And we let good to that. Let us start though with our top story. The growing battle over who is going to pay for that wall between the United States and mexico. The topic is sure to come up during president s first facetoface meeting with a foreign leader today. That is britains Prime Minist