Minnesota Republican Rep. Michele Bachmann released a letter Wednesday from the House Attending Physician’s office, confirming that Bachmann suffers “infrequently” from migraines “with aura,” and that she can control them “well” with the use of sumatriptan and odansetron, two “commonly used therapies” to treat the chronic headaches. The letter’s release comes after The Daily Caller reported late Monday that Bachmann has been hospitalized on at least three occasions due to the headaches. Three people who have worked closely with Bachmann told TheDC migraines regularly debilitate her for periods up to several days. “You have a well-established diagnosis of migraine headaches...