Lugia Raid Week has been canceled in Pokémon GO. Read on below to learn more:

Updates to events: Lugia Raid Week

Trainers,

The following events have been canceled, postponed, or changed.

• Lugia Raid Week: This event has been canceled.
• Raid Hour: This event has been canceled.

Be sure to follow us on social media, opt in to receive push notifications, and subscribe to our emails to stay updated.

—The Pokémon GO team

Source: Official Pokémon GO blog