Live updates as Justin Trudeau expected to step down

Prime Minister Justin Trudeau is expected to step down as Liberal leader on Monday morning.

CTV News will carry the 10:45 a.m. announcement live. Follow along for updates through the day.

9:30 a.m. EST: All eyes on Rideau

A morning news release from the Press Gallery Secretariat advised journalists to be at 1 Sussex Drive in Ottawa by 10 a.m.

A senior government source told CTV News that Trudeau will then tell reporters he intends to stay on as prime minister until a new leader is selected.

The source also said that Trudeau met with the governor general this morning and asked to prorogue Parliament until March 24.

More details to come.