By JOVILAND RITA, GMA News Published July 29, 2021 9:39am Updated July 29, 2021 10:32am Metro Manila mayors will ask the national government to impose stricter quarantine measures as experts predict another COVID-19 surge caused by Delta coronavirus variant. In a phone interview Thursday, Metropolitan Manila Development Authority (MMDA) Benhur Abalos told GMA News Online that they will still push for stricter measures amid the extension of the general community quarantine "with heightened restrictions" in the region. “Mamaya magmi-meeting kami ng IATF. Haharap ulit ako to petition that… Baka akala niyo nabalewala 'yan. No. 'Yan pa rin ang position ng mga mayors,” he said.