These are the headlines you Need2Know:
* **Federal Judge Bans 3D-Printed Guns:**
A federal judge in Seattle temporarily blocked the release of downloadable blueprints for 3D-printed guns Monday. Eight states and the District of Columbia are leading the legal charge to stop Defense Distributed from making instructions available online. Officials report that 1,000 people have already downloaded blueprints for AR-15 rifles. For more on this story, [click here](http://www.time.com/5353741/3d-printed-gun-lawsuit/).
* **Trump Receives Warm Greeting in Tampa:**
At a campaign-style rally in Tampa, President Trump discussed his "America First" foreign and domestic policy Tuesday and defended his immigration strategy. Trump also presented his latest plan to enact new voter-ID laws. Check out the reaction to Trump's comments on Twitter, or read [this](https://www.huffingtonpost.com/entry/donald-trump-picture-id-groceries_us_5b60ea4ee4b0fd5c73d422fa).
* **Facebook Deletes 32 Accounts Linked to Midterm Tampering:**
The social media giant announced on Tuesday it purged 32 bogus accounts that were reportedly trying to sabotage midterm elections. The company said it notified government officials once the accounts were discovered. For more on the story, read [this](https://www.bloomberg.com/news/articles/2018-07-31/facebook-finds-ongoing-evidence-of-election-interference).
* **Paul Manafort Back in Court:**
The trial of Trump's former campaign chairman continues Wednesday. The key witness for the prosecution will be Rick Gates, Manafort's former right-hand man. For more on the latest, [click here](https://www.npr.org/2018/08/01/634439965/on-manafort-trial-day-two-a-central-question-how-much-power-did-rick-gates-wield).
Cheddar's Jill Wagner gets into the latest.
Subscribe to the Need2Know newsletter [here](https://theneed2know.com).
With household expenses rising, going green can save you thousands. Cheddar News spoke with Sara Morrow from Consumer Reports about ways to help people slash their bills with climate-friendly home improvements.
About 61% of people who use the internet are addicted to it, according to research. Cheddar News dove in at a recent meeting for a 12-step program as part of a group called ITAA (Internet Technology Addicts Anonymous). The group ( https://internetaddictsanonymous.org/ ) was formed to help the growing number of tech addicts, with more than 6% of the globe's population now addicted, according to the University of Hong Kong.
The push for clean energy is igniting an interest in electric vehicles but charging EVs continues to be a concern for consumers looking to save. Brian Moody, executive editor with Autotrader, joined Cheddar News to discuss how people can make home-charging more affordable.
A fire at a New York City e-bike shop quickly spread to upper-floor apartments and killed four people early Tuesday in the latest deadly blaze linked to exploding lithium ion batteries.
Twitter is planning to pivot to video content, according to Reuters. Cheddar News explains how the tech giant looks to double down on video, creative and e-commerce strategies.
Twitter has a new plan for success, and it involves an old strategy. According to a recent report from Reuters, the platform plans to pivot to video, and Cheddar News Senior Reporter Michelle Castillo is here to talk about what video means for twitter’s future.
A hovercraft traveling from Cape Cod to Nova Scotia became a beachside attraction when it was deliberately run aground after suffering a 3-foot tear in its skirt.
