senior defense official that 40% of his 190,000 troops on the border with ukraine are now in attack positions. >> journalist can't blindly accept for the person says pre-also should not dismiss everything as mere politics. i am howard kurtz and this is "mediabuzz". ♪. howard: big development in the cnn scandal slamming the company an explosive but strongly denied allegation of past sexual assault by chris cuomo. with the stake sky high in ukraine, the media's reaction to joe biden televise blitz has been decidedly mixed. >> they put everyone on high alert if they say hey vladimir putin we see what you're doing and we see you coming that might stop him from doing so they also hope it unnerves him.