The United States has made “a substantial offer” to Moscow to bring home US citizens detained in Russia, US Secretary of State Antony Blinken said on Wednesday, adding that he would be pressing his Russian counterpart in a planned conversation in the coming days to respond to the offer. Speaking at a news conference at the US State Department, Blinken said Washington offered Moscow a deal to bring home WNBA star Brittney Griner and former US Marine Paul Whelan weeks ago and that he hoped to advance the process when he speaks with Lavrov. WASHINGTON (AP) — Blinken says US has made substantial …