Why is lockdown law being extended until October?

manchestereveningnews.co.uk:

Sign up for the latest from M.E.N. political editor Jennifer Williams Lockdown legislation is expected to be extended until October this week - despite the government aiming to have all restrictions lifted by June 21.

The current national lockdown restrictions have been made into law through the the Coronavirus Act, which is set to expire at the end of March.

That means MPs will need to vote to extend the legislation for lockdown to legally continue, which they will be doing on Thursday (March 25).

But some are questioning why Boris Johnson is looking to extend the laws by six months when his roadmap out of lockdown seeks a return to normality by the end of June.