Twitches are everywhere in global markets. A twitch may be without consequence to your portfolio, unless the twitch is a precursor to a fully painful muscle cramp in one's personal investment world.
'Course, these events could be a "move along, there is nothing here to see", too.
So, let the U.S. yields rise and the price fall, in order to provide a meaningful area for one to move into; in case the equity area becomes problematic.
Be curious.
https://www.marketwatch.com/story/italy-reminds-investors-to-sleep-with-one-eye-open-2018-06-05