also today working grad students at columbia university in new york walked out of their classrooms as well. they plan to strike next week if they don't believe what they believe is a fair contract. at the kellogg's cereal company, 1,400 factory workers are entering their fourth week on strike. four weeks of the kellogg's strike, trying to get better hours and wages. at john deere, the big ag company, the big agricultural equipment company, it's more than 10,000 americans about to enter their third week of strike at john deere. you might remember last week we reported that the u.s. secretary of agriculture, tom vilsack, made an unprecedented trip to the picket line, visited the john deere workers picketing in iowa. during that visit tom vilsack showed his own union card showing those striking workers, i'm here for you. and when that happened last week, we actually consulted a presidential historian and a