The bill has sparked a debate about freedom of speech.

The episode sparked much discussion in the following days about the character's death.

This sparked a discussion about "the man of the 90's."

Her death has also sparked a debate about the status of women in Islamic communities.

The story sparked much discussion about age bias in entertainment.

They sparked many debates about censorship in the music industry.

This then sparked the idea for him about a robot cop.

This meeting sparked questions about China's role as a growing rising superpower.

That has sparked speculation about other big agency companies looking to buy Freeman.

Barkley's message sparked a great public debate about the nature of role models.