McDonald’s is rolling out a bigger Quarter Pounder.

Canadian locations add lobster and other regionally-inspired foods.

Karen King formerly served as chief people officer.

Robert Gibbs and Silvia Lagnado join the company.

Despite the decline, performance marks a slight improvement over previous reports.

CEO identifies several reasons for fast-food chain’s sales slump.

Demonstrations plan to deliver a petition with 1 million signatures.

Protesters plan massive demonstration.

The quick-service chain simplifies drive-thru offerings, expands breakfast.

Lower traffic and competition are to blame for the drop in sales.