Tuesday's stories: ex-GOP candidate arrested in shootings at lawmakers' homes, Biden hosts Netherlands PM for talks on tech chips, Ukraine, 1 dies after shooting at Florida MLK Day event, 6 killed in shooting at California home, NFL’s Russell Gage hospitalized with neck injury, top U.S. general visits training site for Ukrainian soldiers, EU seeking to offset Biden's green plans with own subsidies, more rain, snow in California from ninth in series of storms, Nepal plane data box sent to France for analysis, Germany to appoint regional official as defense minister.