South at heart of close fight to control U.S. Senate
The South is where President Barack Obama and Democrats long have struggled, and it’s where the party’s toughest battleground will be this year in the fight for control of the U.S. Senate. Three incumbents must face the consequences of having voted for Obama’s health care law, but Republicans first must settle primaries in several states, including a challenge to Minority Leader Mitch McConnell of Kentucky. All but one of the potentially competitive races is in a state Obama lost in…