By ERIC TUCKER, LISA MASCARO and ZEKE MILLERWASHINGTON (AP) — The floor of the U.S. Senate now belongs to President Donald Trump's lawyers as they push the Republican-led chamber for an acquittal on charges that he abused his power and obstructed Congress.The president's attorneys will begin their arguments Saturday in the impeachment trial and are expected to insist the president did nothing wrong when he asked Ukraine's leader to investigate political rival Joe Biden.The attorneys have foreshadowed an aggressive, wide-ranging defense that will assert an expansive view of presidential powers and paint Trump as besieged by political opponents determined to undo the results of the last election and ensure his defeat in the next one.Read more on NewsOK.com