The PGA Tour now heads to San Diego, California this week for the Farmers Insurance Open 2025. The fourth event of the season is scheduled to take place Wednesday, January 22, to Saturday, January 25 on the North and South courses of Torrey Pines. However, it is facing several withdraws just few days ahead of the event.On Sunday, January 20, Collin Morikawa who was top-ranked player in the 2025 Farmers Insurance Open field withdrew from the event. Besides, Nicolai Hojgaard and Tyler McCumber also pulled out of the tournament. A few hours later, Mackenzie Hughes also decided to skip this week's tournament.Pierceson Coody, Hayden Springer, Wesley Bryan, and S.H. Kim were announced as the replacements by the PGA Tour.The recent withdrawals are being linked to reports that Torrey Pines will also host the Genesis Invitational, which is being shifted from Riviera due to wildfire concerns.Now the Farmers Insurance Open will feature just 19 of the top 50 ranked players in the Official World Golf Ranking (OWGR) competing for a $9,300,000 purse. World No. 5 Hideki Matsuyama is the highest-ranked player while Ludvig Aberg is another top-ten-ranked player in action this week.Updated field for the Farmers Insurance Open exploredHere's the updated field for the Farmers Insurance Open:Mark HubbardSungjae ImStephan JaegerZach JohnsonTakumi KanayaChan KimMichael KimSi Woo KimKurt KitayamaJake KnappPhilip KnowlesJackson KoivunNate LashleyThriston LawrenceK.H. LeeLudvig ÅbergAnders AlbertsonMason AndersenAaron BaddeleyDaniel BergerAkshay BhatiaZac BlairKeegan BradleyJoseph BramlettJacob BridgemanPierceson CoodyHayden SpringerWesley BryanS.H. KimHayden BuckleyBronson BurgoonBrian CampbellRafael CamposFrankie Capan IIIRicky CastilloWill ChandlerLuke ClantonEric ColeTrevor ConeQuade CumminsJoel DahmenJason DayCristobal Del SolarThomas DetryTaylor DicksonAustin EckroatHarris EnglishTony FinauPatrick FishburnSteven FiskRyan GerardDoug GhimNoah GoodwinWill GordonChris GotterupMax GreysermanBen GriffinLanto GriffinEmiliano GrilloScott GutschewskiChesson HadleyHarry HallNick HardyHarry HiggsJoe HighsmithRyo HisatsuneLee HodgesRico HoeyCharley HoffmanMax HomaRikuya HoshinoBeau HosslerDavid LipskyLuke ListJustin LowerShane LowryWillie Mack IIIPeter MalnatiMatteo ManasseroHideki MatsuyamaCavin McCallMatt McCartyMax McGreevyMaverick McNealyMac MeissnerTroy MerrittFrancesco MolinariTaylor MontgomeryTaylor MooreWilliam MouwTrey MullinaxNiklas NørgaardHenrik NorlanderVincent NorrmanAndrew NovakKaito OnishiJohn PakRyan PalmerJeremy PaulMatthieu PavonTaylor PendrithVictor PerezPaul PetersonChandler PhillipsAldrich PotgieterAndrew PutnamAaron RaiChad RameyMatthew RiedelDavis RileyPatrick RodgersJustin RoseThomas RosenmuellerKevin RoyAntoine RoznerSam RyderIsaiah SalindaAdam SchenkMatti SchmidGreyson SiggBen SilvermanDavid SkinnsAlex SmalleyBrandt SnedekerJ.J. SpaunSam StevensKevin StreelmanJackson SuberAdam SvenssonJesper SvenssonSahith TheegalaMichael ThorbjornsenBraden ThornberryAlejandro TostiSami ValimakiErik van RooyenJhonattan VegasKevin VeloKris VenturaCamilo VillegasDanny WalkerMatt WallaceVince WhaleyTim WidingDanny WillettGary WoodlandNorman XiongCarson YoungKevin YuWill Zalatoris