The letter, signed by the Senate's entire Jewish caucus and others, cites Heschel's alliance with Martin Luther King Jr. in advancing the cause of civil rights.
Jacky Rosen easily won in a six-person race and now will face Republican challenger Danny Tarkanian, whose late father was the popular men's basketball coach at UNLV.
John Shapiro, the managing director of a capital management firm, cited the "enormous challenges" of delegitimization efforts against Israel, resurrected anti-Semitism and BDS activities on campus.