In the days after a group of West Point cadets on spring break were sickened by fentanyl-laced cocaine at a South Florida house party, community activists sprang into action. They blitzed beaches, warned spring breakers of a surge in recreational drugs cut with the dangerous synthetic opioid and offered an antidote for overdoses, which have risen nationally during the COVID-19 pandemic. Street teams stood under the blistering sun, handing out beads, pamphlets and samples of naloxone, a drug known by the brand name Narcan, which can revive overdose victims. “We weren’t sure how people would react,” said Thomas Smith, director of behavioral health services for The Special Purpose Outreach Team, a local mobile medical program. “But the spring breakers have been great. Some say, ‘I don’t do drugs, but my buddy sometimes does something stupid.’ They are happy to get Narcan.” Smith’s team pulls up to Fort Lauderdale beach in …