Firework presented by team Croatia lights up the sky during the 29th annual Celebration of Light at English Bay in Vancouver, Canada, Aug. 3, 2019. Firework team Croatia displayed its firework Saturday night to sum up this year's Vancouver international fireworks competition. (Photo: Liang Sen/Xinhua)

Firework presented by team Croatia lights up the sky during the 29th annual Celebration of Light at English Bay in Vancouver, Canada, Aug. 3, 2019. Firework team Croatia displayed its firework Saturday night to sum up this year's Vancouver international fireworks competition.

Firework presented by team Croatia lights up the sky during the 29th annual Celebration of Light at English Bay in Vancouver, Canada, Aug. 3, 2019. Firework team Croatia displayed its firework Saturday night to sum up this year's Vancouver international fireworks competition.

Firework presented by team Croatia lights up the sky during the 29th annual Celebration of Light at English Bay in Vancouver, Canada, Aug. 3, 2019. Firework team Croatia displayed its firework Saturday night to sum up this year's Vancouver international fireworks competition.

Firework presented by team Croatia lights up the sky during the 29th annual Celebration of Light at English Bay in Vancouver, Canada, Aug. 3, 2019. Firework team Croatia displayed its firework Saturday night to sum up this year's Vancouver international fireworks competition.

Firework presented by team Croatia lights up the sky during the 29th annual Celebration of Light at English Bay in Vancouver, Canada, Aug. 3, 2019. Firework team Croatia displayed its firework Saturday night to sum up this year's Vancouver international fireworks competition.

Firework presented by team Croatia lights up the sky during the 29th annual Celebration of Light at English Bay in Vancouver, Canada, Aug. 3, 2019. Firework team Croatia displayed its firework Saturday night to sum up this year's Vancouver international fireworks competition.

Firework presented by team Croatia lights up the sky during the 29th annual Celebration of Light at English Bay in Vancouver, Canada, Aug. 3, 2019. Firework team Croatia displayed its firework Saturday night to sum up this year's Vancouver international fireworks competition.

Firework presented by team Croatia lights up the sky during the 29th annual Celebration of Light at English Bay in Vancouver, Canada, Aug. 3, 2019. Firework team Croatia displayed its firework Saturday night to sum up this year's Vancouver international fireworks competition.