CNN Around the World April 24, 2013 16:05:00
That ping, that notation in the system. so when he went to russia, the database pinged, but when he came back the database did not ping because during that trip to russia apparently that notation that was in the system expired. so all of this is very important because as we've been reporting over the past few days, anderson, lawmakers on capitol hill are very frustrated about all of this. why are there conflicting storying about whether or not tamerlan tsarnaev did appear in the system when he was making this trip over to russia. earlier this week lindsey graham, senator from south carolina, s...