The City of Los Angeles is in the midst of an aggressive expansion of its public transit system, and it is accelerating its efforts to prepare for the 2028 Olympics. Measure R is the half-cent sales tax plan to generate funds for L.A. Metro. It passed in 2008. Measure M passed in November 2016, and is an additional half-cent tax plan to fund projects. To take a closer look at how these ballot-box wins are having an impact on L.A. transit, we sat down with Jack S. Yeh, a partner at Sidley Austin LLP.