Thursday is a national day of mourning in Canada for the people of Poland. They lost their president in a weekend plane crash. Here in Thunder Bay Bishop Fred Coli will be saying mass for the local Polish community. He says he'll be there to share in their grief and also to share the hope that the Polish nation and its' people will get through this tragedy to work into the future together. The mass takes place Thursday at 7 pm at St. Cashmir's Church on McKenzie Street.