Detailed text transcripts for TV channel - CNN - 20170705:20:04:00
Prevent north korea from completing development of an icbm, but that kind of strike would escalate the likelihood, or at least the potential, of an all-out war on the peninsula. >> reporter: and as always, the notion of trying to strike all of north korea's weapon sites at once before they could strike back, that remains a very significant challenge for the u.s. military. pamela? >> it's clear there is no easy option here. barbara starr, thank you very much for that. any moment now, we're going to see president trump arrive in warsaw, poland. this is his second trip to europe in six weeks as...