The Latest: Prognosis uncertain for stabbed Polish mayor

WARSAW, Poland (AP) — The Latest on the stabbing of a Polish mayor (all times local):
11:30 a.m.
A Polish doctor says that the prognosis for the mayor of Gdansk remains uncertain after he lost a lot of blood and suffered oxygen deprivation in a knife attack.
Mayor Pawel Adamowicz underwent five hours of surgery after suffering wounds to his heart and internal organs in the Sunday attack by an ex-convict who said it was political revenge on a party Adamowicz formerly belonged to.
Jerzy Karp