Article snippet: Massachusetts voters officially have a 2020 US Senate primary on their hands. Shannon Liss-Riordan, a high-profile labor attorney, announced Monday she is running for the Senate, challenging Senator Edward J. Markey in a Democratic primary next year. “My experience for the last 20 years fighting in the trenches on behalf of workers is a new perspective that we need in Washington,” Liss-Riordan said in an interview with the Globe at her Back Bay office. “The needs of working people have not been heard in Washington, and I want to go there to be their voice and champion.” A partner at Lichten & Liss-Riordan in Boston, she has focused her career on representing waiters, fast-food workers, drivers, exotic dancers, cleaners, and other low-paid workers who allege wage theft and misclassification as independent contractors by their employers. She has gained national attention for her legal crusades on behalf of workers against Amazon, Google, FedEx, and Starbucks. In an e-mail she sent to supporters Monday morning, she framed her candidacy in populist terms, saying that her years as a workers’ rights attorney “have made me realize just how much the rich and powerful have reshaped our country to benefit them. They have been writing the rules for too long — we need to make a change.” Just how vulnerable Markey is remains to be seen. The senator has recently cultivated key liberal alliances, teaming up, for instance, with US Representative Alexandria Ocasio-Cortez, ... Link to the full article to read more