now the dea is pushing for new laws to ban the unregulated synthetic opiod. the drug is chemically designed to get around synthetic drug laws so they can be bought legally online and shipped to users in the mail. the news4 i-team has done several reports on combatting washington app by searching synthetic drugs. >>> just now, rocket launch success. and here's the video that we just got in. take a look, two russians and an american astronaut on the soyuz rocket took off, blasted off into space. this was to the international space station from kazakhstan. the three station before coming back to earth in late february. they are there to actually test out the functions and mechanics of the soyuz rocket. >>> and marriott will keep its headquarters in montgomery county. the world's largest hotel chain will move to a new $600 million and hotel complex in downtown bethesda. the company has been based in maryland for 60 years but an expiring lease gave the hotel moving. montgomery county executive isaiah merritt said this is a top priority. >> this is the largest hote