Elon Musk countersued Twitter Inc on Friday, escalating his legal fight against the social media company over his bid to walk away from the US$44 billion purchase, although the lawsuit was filed confidentially. While the 164-page document was not publicly available, under court rules a redacted version could soon be made public.

Elon Musk files countersuit under seal vs Twitter over US$44 billion deal comes via ChinaTechNews.com.