The strike in Philadelphia involving the city's largest municipal workers' union is over. Here's what to know about the tentative agreement.

The strike lasted eight days and four hours before a deal was reached for a new contract. There are still some lingering questions about what's next.

Francis Ryan, a professor at Rutgers University and a labor historian, has been researching Philadelphia unions for years. He said DC 33's deal was probably the best one it could get.