unions

Most union members won't benefit from a higher minimum wage because they already earn far more than that. With membership declining, some union leaders fear collective bargaining is dead.

Unions don't like any of the 2016 GOP presidential prospects so far. But organized labor's loathing for Wisconsin Gov. Scott Walker runs especially deep.

Some drivers are on strike at the ports of LA and Long Beach, and shipping companies are in negotiations with dockworkers over a new contract. Analysts say a full-blown strike would hurt the economy.