By TERRY SPENCER FORT LAUDERDALE, Fla. (AP) — Four years, five months and four days after Nikolas Cruz murdered 17 at Parkland's Marjory Stoneman Douglas High School, his trial for the deadliest U.S. mass shooting to reach a jury begins Monday with opening statements. Delayed by the COVID-19 pandemic and legal wrangling, the penalty-only trial is expected to last four months with the seven-man, five-woman