.Islamabad, Pakistan
Hundreds of people line up to receive a dose of the Sinovac COVID-19 vaccine outside a vaccination center in Karachi. (AP/PTI Photo)

  • Five cases of California Epsilon strain of COVID-19 were detected in Lahore
  • Epsilon variant is not new and is believed to be the second-most dominant variant in New York
  • Medical experts believe this variant is somewhat vaccine-resistant