Manila, July 23 -- Residents in Ilocos Sur and Ilocos Norte, whether fully vaccinated or not against coronavirus are strongly urged to keep their guards up as the more infectious Delta variant may have entered this northern part of Luzon.

In a press conference on Friday afternoon, Ilocos Sur Governor Ryan Singson announced the province will be implementing some "heightened restrictions" in the movement of people as health workers as well as hospital facilities are on the brink of collapse due to increasing cases of symptomatic coronavirus disease 2019 (Covid-19) patients.

"As the Department of Health confirmed the presence of new variants in our province, let us be more careful to protect each another," said Singson as he assured the gove...