From the studios in lincoln center, new york, this is pbs newshour weekend. Good evening. Im john larson. Hari sreenivasan is off. Bells tolled in newtown, connecticut as the town remembered and honored the 20 children, six educator and xloo employees gunned down one year ago. In virginia protesters demanding new gun control laws marched outside the headquarters of the National Rifle association. President obama led the nation in mourning. He and the first lady lit candles and observed a moment of silence to mark the event. In a denver suburb today police searched the home of karl pierson who shot and critically wounded a 15yearold girl in their high school yesterday and killed himself. Authorities first visited the home last night. Police believe the gunman was targeting a teacher with whom he had the dispute. The navy may first have its first female admiral. The president s nomination of Michelle Howard requires senate approval. Howell has been quoted as saying the best ambassador is
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