European antitrust officials said on Wednesday that they will investigate whether tech companies are harming competition in online shopping, The New York Times reports. Regulators said they weren't targeting any specific companies, but the Times notes that Amazon is the leading online retailer in Europe.

Comcast will roll out its 2 GB service to some neighborhoods in Chicago, according to DSLReports. By June, Gigabit Pro will be available to 2.4 million customers in Illinois and Indiana.  

NBC Universal demanded that YouTube take down a 7-minute clip from “Late Night with Seth Meyers” that was posted by Carly Fiorina's presidential campaign, The Hill reports The former Hewlett-Packard CEO also failed to buy the domain name CarlyFiorina.org, which is now registered to a former employee who is using the site to publicize the layoffs that occurred during Fiorina's tenure.

Apple was hit on Tuesday with a patent infringement lawsuit filed by Open TV, re/code reports. OpenTV says that iTunes software that allows users to download and stream movies violates OpenTV patents. The company alleges that its technology is licensed by Google, Cisco Systems and Disney.

The music site Grooveshark officially shut down last week to settle a copyright lawsuit by the record industry. But by Tuesday, a Grooveshark clone had surfaced at Grooveshark.io, the Verge reports. The clone site allows visitors to continue streaming, downloading and searching for music files. Unlike the original version, Grooveshark.io doesn't allow users to upload their music.

Promoter Top Rank, which represents Manny Pacquiao, says it plans to pursue legal action over streams of the Mayweather-Pacquiao fight that surfaced online over the weekend, writes Eriq Gardner at The Hollywood Reporter. HBO and Showtime could sue as well. But if Twitter is named as a defendant, the microblogging service would be “the favorite in the legal ring,” thanks to the Digital Millennium Copyright Act, which protects Web services from liability when users post infringing material.

The Department of Justice is investigating Apple for allegedly trying to reduce competition for its upcoming music streaming service, the Verge reports. Specifically, Apple reportedly is pressuring music labels to force Spotify to stop offering streams for free, according to the Verge.

Comcast spent $336 million in an unsuccessful attempt to win approval to buy Time Warner Cable, DSLReports writes, citing the company's most recent earnings statements. Comcast also lost 8,000 video subscribers in the last quarter, but added 407,000 Despite the failed merger, the company garnered net income of $2.1 billion on revenues of $17.9 billion in the first quarter of this year.  

Federal Communications Commission Chairman Tom Wheeler criticized a Republican proposal to require the agency to publish a draft of rule-making orders three weeks before the vote. Wheeler said that doing so would effectively allow opponents of any rule to prevent its enaction, Ars Technica reports.