that masterful tactic that allison lundegren grimes showed us tuesday night. >> wisconsin governor scott walker may be a 2016 contender but he needs to win re-election this year. walker is all tied up with his brattic challenger mary burke among registered voters. walker 46, burke 46. we know he's a fighter after fighting back big labor's attempts to recall him. >>> democrats sharply debated whether to boycott the benghazi committee. the republicans announced their slate early this month, the democrats on the committee are certainly a serious group of heavyweights. there's elijah cummings, the ranking democrat on the oversight committee. adam smith on the armed services committee. a member of the intelligence committee, the ranking democrat on ethics. and tammy duckworth, an iraq war veteran. some democrats argue they should not appoint members and send a signal that the committee is a political farce. but there was one very strong person lobbying indirectly. hillary clinton's forces made it clear. hillary clinton's world was so worried about a republican investigation of the benghazi at

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allison lundegren-grimes is the winner on the democratic side. here's why those two states are so important right now. there are 12 states with competitive senate races right there. the republicans will need to win a net of three of the remaining nine states. kentucky and georgia in red are the only state where is democrats could pick up a republican-held seat. we expect other big news this evening from pennsylvania, where democrats see a major chance to knock off a very unpopular republican governor. will the nominee be tom wolf, the self-financing businessman? or allison schwartz who's running with the backing of the democratic organization in philadelphia. all happening today. all being counted tonight, all going to be reported here on msnbc the second there are results. are they expecting a resounding victory or too close for comfort? >> at this point, they're pretty confident that bevin is going to stay down in the 30s, which is where they want him, considering he spent $3 million, much of it his own money in this race. but the biggest diffe