Google and the US government will face off in a federal court on Monday, as each side delivers its closing arguments in a case revolving around the technology giant's alleged unfair domination of online advertising. - 'Old practices' - The government alleges that Google controls the auction-style system that advertisers use to purchase advertising space online.

Google and the US government will face off in a federal court on Monday, as each side delivers its closing arguments in a case revolving around the technology giant's alleged unfair domination of online advertising. - 'Old practices' - The government alleges that Google controls the auction-style system that advertisers use to purchase advertising space online.