(AP) — When President Barack Obama campaigns in Detroit on Saturday night, he will be urging the defeat of a Republican governor with whom he has more common ground than most and who, unlike other GOP leaders, doesn't condemn the unpopular president or his policies. Snyder is among nine GOP governors to expand Medicaid for low-income people — a key component of Obama's health care law — despite adamant opposition from conservative lawmakers. The more moderate governor also has embraced immigration reform and earlier this year asked the U.S.