Washington( CNN) You know a chairperson is in difficulty when he has to insist he's up to the job.

But stung by a aggravate post hurricane crisis in Puerto Rico, an escalating North Korea nuclear showdown, the humiliating failure to repeal Obamacare and the stunning defeat of his favored candidate in Alabama's Republican primary, that moment has arrived for Donald Trump.

The President is being forced to deny that his Twitter detonation and cultural activities war shootings at NFL players protesting racial grievances show that he's too distracted to lead amid generating political storms.

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