U.S. NewsIn The Loop Omicron-Specific Vaccines, Plus Mushroom COVID Treatment Pfizer has begun testing vaccines geared toward the Omicron variant. Plus, researchers are looking at how mushrooms can help treat illnesses. Prev Next Posted ShareCopy linkFacebookNextdoorXThreadsRedditLinkedInEmailWhatsAppMessengerPrint Add Scripps News as a Google Preferred Source Most Recent Trump admin files lawsuit to block possible Democratic win in Alaska Senate race AP via Scripps News Group 2 ex-FBI officials charged Hunter Biden laptop investigation AP via Scripps News Group National parks waive entrance fees to celebrate Teddy Roosevelt's birthday Kelly Broderick U.S. News Interactive: The used baby gear you’re buying online may have been recalled Average long-term US mortgage rate eases to 7.32% in first pullback since August AP via Scripps News Group Supreme Court says New Hampshire can limit use of student IDs for voting John Fritze Watch Scripps News on your favorite app or smart TV. About Scripps News Download the Scripps News app.