Talks between Royal Dutch Shell and the United Steelworkers do not appear to be going well, and a strike would idle about ½ the Gasoline refining in the United States.
The contract expires on Sunday, and if they go on strike, we can expect to see a significant spike in gasoline prices.
Needless to say, the ‘Phants would then be screaming for Obama to invoke Taft-Hartley, though I do not think that this would happen.