Its Commencement weekend at UMass Dartmouth, and graduates in the College of Arts and Sciences heard a rousing Commencement address Friday from former WBZ-TV news anchor and now-Reverend Liz Walker.

Walker urged the audience to practice the art of grace.

Walker is now the pastor of the Roxbury Presbyterian Church in Boston.

The commencement exercises continue Saturday at 10am with U-S Energy Secretary and Fall River native Ernest Moniz addressing the graduates in the College of Engineering, Nursing, Visual and Performing Arts, and the School of Marine Science and Technology.  .