LIRR faces potential shutdown after failed negotiations. Workers demand 16% raise over four years, MTA offers 9.5% over three years plus 4.5% in year four. 250,000 commuters face gridlock; strike impacts Knicks/Yankees fans. Gov. Kathy Hochul urges working from home; MTA provides limited shuttles. LIRR strike in 1994; NJ Transit strike last year