HANOVER, N.H. — Vice President Joe Biden is coming back to New Hampshire for the second time in two weeks.

Biden, who appeared with President Barack Obama at a rally in Portsmouth earlier this month, is heading to Hanover on Friday for a rally at Dartmouth College. He and his wife, Jill, also are attending a rally at the Statehouse on Friday evening and at Merrimack Middle School on Saturday. Jill Biden also will attend a Manchester Women for Obama-Biden canvass kick-off event in Manchester on Saturday.

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Vice President Joe Biden addresses supporters on Tuesday, Sept. 18, 2012, in Grinnell, Iowa. Biden is focusing much of his two-day Iowa trip on blue-collar areas, hoping to improve President Barack Obama's chances of carrying the state he captured in 2008. (AP Photo/The Des Moines Register, Bryon Houlgrave) MAGS OUT; TV OUT; NO SALES; MANDATORY CREDIT 2012,Bryon Houlgrave,Des Moines Register,Iowa,September 18 ASSOCIATED PRESS

In a sign of how seriously the campaigns are taking swing state New Hampshire, voters also got a visit this week from GOP vice presidential nominee Paul Ryan.