Do you know why we are getting gws_rd=cr in google URL?

gws - Google web server
rd - getting redirected
cr - by country

Nothing changed with google, this may be temperavary. there is no official word from google out yet about this…may be we wait a few days, its not a virus of browser hacking tools… this thing happening in past a week only, google has added and sorted out few glitches on youtube section and also trying to link it with g+ also 28v rolled out 5 days ago.