Business groups tell Obama that the use of a mediator is imperative in longshore union talks.
Councilman believes ports have taken "another step closer to a lockout."
Employers "hopeful that this will allow us to move toward conclusion of an agreement in the near term."
Ports, airports and railways ready to implement winter contingency plans.
Belgian port reports record growth thanks to container and liquid bulk sectors.
Railway and intermodal provider set records for revenues and earnings in 2014.