LEGAZPI CITY – The Albay provincial government, through the Albay Public Safety Emergency Management Office (APSEMO), is closely monitoring a tropical storm expected to enter the Philippine Area of Responsibility this weekend and be locally named ‘’Caloy.’’In an interview Thursday, APSEMO chief Oscar Robert Cristobal said authorities are preparing for possible lahar flows due to volcanic deposits left by previous Mayon Volcano events.Data presen…