A demonstration intended to show the strength of the 'armor glass' windows on Tesla's first pickup truck went wrong when Elon Musk’s team threw a metal ball at them. The futuristic Cybertruck was unveiled in Los Angeles on Thursday. Production is expected to begin in late 2021 Subscribe to Guardian News on YouTube ► http://bit.ly/guardianwiressub Cybertruck: Tesla unveils new pickup truck but windows shatter during demo ► https://www.theguardian.com/technolog... Support the Guardian ► https://support.theguardian.com/contr... Today in Focus podcast ► https://www.theguardian.com/news/seri... The Guardian YouTube network: The Guardian ► / theguardian Guardian Football ► http://is.gd/guardianfootball Guardian Sport ► http://bit.ly/GDNsport Guardian Culture ► http://is.gd/guardianculture #tesla #elonmusk #cybertruck #shattered