Market summary for today S&P 500 (SPY) -0.25%NASDAQ (QQQ) -0.73%Dow (DIA) +0.27%Russell 2K (IWM) +0.27% Top news for today Cannabis-Based Medicine As A Potential Treatment For Psychosis, An Oxford University Study Says The Department of Psychiatry at the University of Oxford will conduct an international study to investigate whether cannabis-based medicine can treat psychosis. (4:51pm ET) Gautam Adani's Older Brother Now Identified As Key Figure In 'Largest Con In Corporate History' New information has come to light pertaining to accusations made against Indian Billionaire Gautam Adani by short-seller group Hindenburg Research. (2:24pm ET) Redfin Takes A Hit In 2022, Is The Company's Goal Of Profitability In 2023 Realistic? Redfin Corp (NASDAQ: RDFN) reported a year of losses and declining gross profits in its year-end earnings report for 2022. (12:27pm ET)...