Weather forecasters warned rain and thunderstorms could bring more flooding to the popular US tourist attraction. At least two people have died after a flash flood in the Grand Canyon, the National Park Service said Monday. Key points and original sources are listed below.

• Weather forecasters warned rain and thunderstorms could bring more flooding to the popular US tourist attraction.S1

• At least two people have died after a flash flood in the Grand Canyon, the National Park Service said Monday. Some 15 others may be missing or unaccounted as search efforts progress. (Source: Bloomberg)S2

• More than 20 people were reportedly missing and one person was confirmed dead after a major flash flood swept through parts of Grand Canyon National Park in the US, carrying boulders, metal structures and other debris into the Colorado River.The National Park...S3