text: On the morning of May 20, at Tan Son Nhat Airport in HCMC, Korean Air planes had to divert to another runway because of bird entanglements?
classes:  No, traffic in HCMC on May 20 experienced severe traffic jams.  Besides, traffic in HCMC on May 20 experienced severe traffic jams.  Yes, traffic in HCMC on May 20 experienced severe traffic jams.  Meanwhile, traffic in HCMC on May 20 experienced severe traffic jams.