Toronto Blue Jays rookie Vladimir Guerrero Jr. takes the field for his major league debut against the Oakland Athletics during the first inning of MLB baseball action in Toronto, Friday April 26, 2019. The Toronto Blue Jays have been cleared to start their summer training camp at Rogers Centre, but Canada's deputy chief public health officer says hosting other teams there during the regular season would be a "totally different ball game." THE CANADIAN PRESS/Mark Blinch