800,000 at Hong Kong protest march: organisers

• Organisers of a massive pro-democracy march in Hong Kong on Sunday.
• We have had 800,000 participants," Eric Lai.
• Hong Kong's police, who usually give far lower estimates.

"We have had 800,000 participants," Eric Lai, from the Civil Human Rights Front, told reporters on Sunday evening as large crowds still thronged the streets.

Hong Kong's police, who usually give far lower estimates, had yet to release their figures.