This poll was from 3/8 to 3/11 (Last poll was from 2/2-2/6)
Primary:
Romney 37 (32) +5
Santorum 32 (18) +14
Gingrich 12 (19) -7
Paul 11 (21) -10
General:
Obama 52, Romney 41 Obama +11
Obama 52, Santorum 42 Obama +10
Obama 54, Ginrich 37 Obama +17
Obama vs. Paul Not Polled (At least in link provided)
http://www.reuters.com/article/2012/03/13/us-usa-campaign-obama-idUSBRE82C1AN20120313
Primary:
Romney 37 (32) +5
Santorum 32 (18) +14
Gingrich 12 (19) -7
Paul 11 (21) -10
General:
Obama 52, Romney 41 Obama +11
Obama 52, Santorum 42 Obama +10
Obama 54, Ginrich 37 Obama +17
Obama vs. Paul Not Polled (At least in link provided)
http://www.reuters.com/article/2012/03/13/us-usa-campaign-obama-idUSBRE82C1AN20120313