The convergence of a major parade and a national sporting event could revive downtown San Francisco this weekend — and create a traffic nightmare. Transportation officials have prepared for epic gridlock as the annual Chinese New Year Parade coincides with National Basketball League All-Star showcases at multiple venues,

San Francisco is paying extra attention to safety and crowd management with NBA All-Star events and the Chinese New Year Parade happening over the course of the next several days. People in the city can expect detours near the event venues as well as more police visibility.