Multiple flights were cancelled on Wednesday 1/31 due to Germany security staff strike

UA46 IAH-FRA 772 (return 47 cancelled)
UA58 SFO-FRA 77W (return 59 cancelled)
UA182 DEN-FRA 789 (return 181 cancelled)
UA932 IAD-FRA 772 (return 933 cancelled)
UA944 ORD-FRA 78X (return 945 cancelled)
UA960 EWR-FRA 78X (return 961 cancelled)
UA989 IAD-FRA 77W (return 988 cancelled)

In addition UA83 DEL-EWR 789 was cancelled due to weather

UA962 EWR-BER 763 N666UA made it to Berlin, however tomorrow's return UA963 has been cancelled. N666UA is expected to operate rescue flight UA3049 on 2/2.