Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)

Despite the pouring rain, hundreds of union members marched in Philadelphia, PA on Labor Day. (9/2/13)