The priority that individual states give to pursuing their own national interests challenges their ability to function as a coherent bloc.
The Sandinistas, however, are sure to press the rebels hard, challenging their ability to remain inside Nicaragua where they have almost no support systems.
Qwest said it would allow its competitors to put more of their equipment in Qwest's facilities and would withdraw 17 lawsuits it had filed against state regulators challenging their ability to force the company to open its systems.
California's teacher unions are also facing a separate, sweeping lawsuit that challenges their ability to require all teachers to pay dues regardless of whether they choose to join the union.
"There will be serious consequences if Congress simply repeals the mandate while leaving the insurance reforms in place: millions more will be uninsured or face higher premiums, challenging their ability to access the care they need," the groups wrote.
Music industry leaders fought for changes to American copyright law at a House judiciary meeting on Wednesday, telling lawmakers how the complicated licensing system challenges their ability – and that of music creators – to make money.
Housing associations will try to make make savings elsewhere in their business to cover such losses, although this would challenge their ability to build new homes including supported housing schemes.With an ageing population living with long-term and chronic health conditions, it is vital that we keep lower cost community resources in business.
Republicans have little time, a different philosophy and less to offer industry, with the Congressional Budget Office predicting Monday that the GOP legislation would mean millions fewer people would be insured, challenging their ability to afford hospital visits, see doctors or buy medicines.
For many companies, this deluge of data is challenging their ability to deliver analytics solutions, which may eventually exceed their capacity to supply and consume that information if it hasn't happened already.
Climate change is expected to increase healthcare costs, disrupt access to and lead to higher costs for supply chain materials, and change tax structures as the public sector attempts to cope with intensified weather and climate conditions which challenge their ability to provide infrastructure and social-service support (Allen 2016).
