By Andrea Shalal WILMINGTON (Reuters) -The United States will immediately provide raw materials for COVID-19 vaccines, medical equipment and protective gear to help India respond to a massive surge in COVID-19 infections, a White House spokeswoman said on Sunday. "The United States is working around the clock to deploy available resources and supplies," National Security Council spokeswoman Emily Horne said in a statement. Horne said the materials would help India manufacture the Covishield vaccine. The United States would also send therapeutics, rapid diagnostic test kits and ventilators. Was...