LIRR: Police activity restricts access at Far Rockaway station

From the MTA's website: 

Access to Far Rockaway station is restricted at this time due to police activity near Far Rockaway station. All westbound trains will originate in Inwood; westbound customers should make their way to Inwood station. Eastbound Far Rockaway trains will terminate at Inwood.

Buses will be at Far Rockaway take customers to Inwood.