(16 Apr 2019, 2:08 pm)Dans_bus_photos wrote Sunderland is all over today: 

36960,36961 on the 3
28006, 28007 on the 4 
35189, 39711 on the 12/13
36962 on the 16 
36975 on the 20
28011 on the 23

Like Walkergate with the Euro 5 E400/H, Sunderland are now following suite in allocating more economical vehicles on late running boards (with some exceptions), these being the Gas buses.