The latest news on Kratovil, Frank
New polls show vulnerable House Democrats as well.
Allied outside groups also make final push to Election Day.
Control of House could hinge on rematches in 10 races.
President's approval rating reached a new low in the last quarter.
Democrats are raising alarms about Republican ideas for reforming the nation's tax code.
House party committees spent more than $16 million last week.
First District race highlights Maryland primaries.
Republicans assailed Obama as an elitist who is insensitive to the families of the 9/11 victims.
The big political bull's-eye on the speaker's back isn't keeping her from campaigning for Democrats.