Meteor.publishComposite("bops", function(warId) {
  check(warId, String);
  return {
    find: function () {
      return Bops.find({ warId: warId });
    },
    children: [
      {
        find: function (bop) {
          return Meteor.users.find({ _id: bop.userId },{
            fields: {
              'services.twitter.screenName': 1,
              'services.twitter.profile_image_url': 1,
              'services.twitter.profile_image_url_https': 1
            }
          });
        }
      }
    ]
  };
});
