The case has ignited a debate that goes well beyond sports, eliciting an apology from American Olympic officials and outrage from Brazilians who accuse Mr. Lochte of smearing Rio's reputation as it held one of the most important international events in Brazil's history.
Facebook has ignited campaigns and reunited families as well as provided trolls with an easy platform to peddle their hatred.
The uninformed rage Trump has ignited, and the ability for it to spread well, like wildfire, across high tech social media, is going to make that difficult, if not impossible.
Flacco was more prone to ups and downs earlier in the season, but he has ignited the Ravens' offense, which has not had this much firepower in, well, team history.
The clash between Representatives Debbie Wasserman Schultz, the chairwoman of the Democratic National Committee, and Allen West, a Tea Party freshman, has ignited fund-raising campaigns against Mr. West, and in support of him, as well as calls for him to apologize and be censured.
Some of those legislators, as well as many critics in the press, have said that Trump has ignited a constitutional crisis, and they called for the appointment of an independent prosecutor to carry out the Russia investigation.
Still, the move to silence what many online readers consider a digital town square has ignited a burst of reaction from bloggers and commentators on science and the media, as well as editors at other science magazines.
The well-funded challenge from Mr. Booker, a one-term councilman raised in the suburbs, has ignited Mr. James's raw competitiveness, honed playing three sports as a South Side High Bulldog.
The J. C. decision has ignited debate.
His presidency has ignited a literary boomlet.
