This week on Focus Montreal, Global takes a look at the health risks with vaping, Montreal's homeless shelters' plans for the winter and Expos Fest, a fundraiser that celebrates the city's beloved old baseball team.

As rumours about professional baseball's return to Montreal continue to percolate, sharp-eyed visitors to the city can find tributes to its rich baseball past.

Young baseball fans will have a chance to learn all about Montreal's beloved baseball team, the Montreal Expos.