Alex Trebek, the longtime host of popular game show Jeopardy!, has died at age 80. News of Trebek's passing comes just one year and eight months after he announced he had been diagnosed with pancreatic cancer. He is survived by his wife, Jean Currivan Trebek, and children Matthew Trebek and Emily Trebek. On Sunday morning, the official Twitter account for Jeopardy shared the news of Trebek's passing, writing, "Jeopardy! is saddened to share that Alex Trebek passed away peacefully at home early this morning, surrounded by family and friends. Thank you, Alex." Trebek began his time as host …