Express Briefing

A new era in American politics officially began Wednesday. Vice President Kamala Harris broke the barrier that has kept men at the top ranks of American power for more than two centuries when she took the oath to hold the nation's second-highest office. Vaccines are considered the best weapon against a disease that has now killed more than 400,000 Americans. But a little more than a month into the distribution of shots, demand for vaccines has far outstripped the existing supply.   Listen to today's Express Briefing for a full roundup of San Antonio's top headlines. Subscribe to the San Antonio Express-News to support quality local journalism.