See what United's new 'Eurobusiness' economy layout on its new Airbus A321XLRs will look like

United is rolling out blocked middle seats in its extra-legroom economy section on new Airbus A321XLRs. It's another version of "Eurobusiness." United Airlines United Airlines will block some middle seats in the extra-legroom section of its Airbus A321XLRs. The setup resembles "Eurobusiness" and will come at an upcharge. Blocking middle seats allows United to staff the fewest flight attendants possible. United Airlines is testing a new premium option in economy class: blocked middle…