Disagreements over the Thrift Savings Plan and its expansion of the international fund are heating up. Two senators are taking their concerns with plans, to expand the I fund to an emerging markets benchmark, right to the president himself. That benchmark would track Chinese companies and senators say that's a problem. Meanwhile, a group of federal employee groups are telling senators to back off. Federal News Network's Nicole Ogrysko joined Federal Drive with Tom Temin to explain the latest with the ongoing TSP saga, and a few other workforce developments that she's watching.\nLearn more about your ad choices. Visit megaphone.fm/adchoices