President Donald Trump’s advisors “want him to lose” the election “and are lying to him,” according to Patrick Byrne, the former CEO of Overstock.com, who says he was part of a lengthy White House meeting on Dec. 18. “Trump is lied to by his own advisers, who tell staff ‘get the president to concede’ while they stall Trump,” Byrne wrote on Twitter on Sunday. Byrne specifically laid blame on White House Chief of Staff Mark Meadows, General Counsel Pat Cipollone, and a pair of attorneys who he referred to by their first names, Eric and Derek. The White House did not respond to a request for comment. “I can promise you: President Trump is being terribly served by his advisers,” Byrne said, “They want him to lose and are lying to him. He is [surrounded] by mendacious mediocrities.” Trump has not conceded the 2020 election, which he believes was stolen. …