Labour’s Wes Streeting would join the biggest rail strike for decades if he worked on trains - as the threat of even more walkouts looms.
Strikes by the Rail, Maritime and Transport union (RMT) will cripple services in the week of June 20 over pay, conditions, 2,500 maintenance job cuts and ticket office closures.
Now the Transport Salaried Staffs Association (TSSA) is also balloting workers for industrial action that could happen later in the summer.