BRIEF-Canadian government says it may have to look at regulating major social media firms

April 8 (Reuters) -

* CANADIAN GOVERNMENT MAY HAVE TO LOOK AT REGULATING MAJOR SOCIAL MEDIA COMPANIES AHEAD OF OCTOBER ELECTION - DEMOCRATIC INSTITUTIONS MINISTER

* FACEBOOK, TWITTER AND GOOGLE HAVE NOT YET DONE ENOUGH TO HELP SAFEGUARD THE OCTOBER ELECTION - CANADIAN DEMOCRATIC INSTITUTIONS MINISTER Further company coverage: (Reporting by David Ljunggren)