one more thing, this ban is written to last for 90 days only to allow the administration to look at the vetting procedures. by next october when the court hears this case, it could all be moot. >> and terry, there was a lot of speculation that justice kennedy might be announcing a retirement today. what happened there? >> reporter: well, he is the crucial swing vote. there was great anticipation and anxiety over whether he would retire. in the end, he decided not to, and like every supreme court justice, nobody quite knows why, tom. >> terry moran at the supreme court. thanks very much. president trump going on the offense about russia's meddling in the u.s. election, turning against his predecessor. blaming president obama, saying he did nothing about it. accusing obama of collusion and obstruction for political reasons. here's abc's chief white house correspondent, jonathan karl. >> reporter: for president trump tonight, a warm embrace from the prime minister of india. but the president clearly has something else on his mind -- russia.