Republican presidential candidates from left, former New Jersey Gov. Chris Christie, former UN Ambassador Nikki Haley, Florida Gov. Ron DeSantis, businessman Vivek Ramaswamy and Sen. Tim Scott, R-S.C., participate in a Republican presidential primary debate hosted by NBC News Wednesday, Nov. 8, 2023, at the Adrienne Arsht Center for the Performing Arts of Miami-Dade County in Miami. (Rebecca Blackwell/AP) MIAMI — In their first debate since the outbreak of the Israel-Hamas war, the Republican presidential candidates all declared hawkish support for Israel but squabbled over China and Ukraine as they faced growing pressure to try to catch Donald Trump —...