Mike Huckabee raised more than $2 million in the second fundraising quarter, in addition to $6 million raised by outside groups to boost the former Arkansas governor’s presidential campaign, according to two senior advisers. “The nearly $8 million raised to date is well over three times as much as Gov. Huckabee raised in the first three quarters combined of his 2008 campaign, when Huckabee was outspent 10:1 and won the Iowa caucuses and seven other states,” a Huckabee campaign official e-mailed several reporters, previewing the fundraising report on the condition of anonymity. Wednesday is the deadline for candidates to disclose...