There was the weekend trip for President Barack Obama and his daughters to New York, including a Broadway show and a private museum tour. The ski trip to Aspen, Colorado, for first lady Michelle Obama in February. And lots and lots of golf in Florida, Southern California and Martha's Vineyard, Mass. Now as the Obama family departs Friday on its annual holiday vacation to Hawaii, new estimates put the price tag of the Obamas' 2015 trips that are all or largely personal at $11.6 million for travel costs alone, according to the conservative group Judicial Watch, based on federal government...