https://www.reuters.com/article/us-tech-antitrust-google/u-s-says-google-breakup-may-be-needed-to-end-violations-of-antitrust-law-idUSKBN2751OC >The U.S. Justice Department filed an antitrust lawsuit against Alphabet Inc's Google on Tuesday, claiming the $1 trillion company uses its market power to fend off rivals and said nothing was off the table, including a breakup of the internet search and advertising company.