<p><img src="https://images.cointelegraph.com/images/840_aHR0cHM6Ly9zMy5jb2ludGVsZWdyYXBoLmNvbS91cGxvYWRzLzIwMjQtMDYvNmVhYzNkOGUtMmE0YS00MjY1LWEwYzEtMjViMjU5MTEwOGQxLmpwZw==.jpg"></p><p>Bitfarms announces U.S. expansion in Pennsylvania, while Riot Platforms increases its ownership stake in the company to 14%.</p>