NEW YORK Jonathan Loaisiga has rejoined the Yankees after his case of COVID-19, but he's not quite ready to return to the bullpen.Loaisiga worked out with his teammates at Yankee Stadium on Tuesday ahead of a series-opening contest between the Yankees and Phillies, his first day back with the team afterYankees manager Aaron Boone revealed that Loaisiga threw on flat ground on Tuesday, going through some long Semyon Varlamov Jersey to s as well."I think the plan is for Adam Foote Jersey him to throw a bullpen tomorrow," Boone said. "And then po sibly do another bullpen or a live and hopefully be in play for us maybe at some point over the weekend."Loaisiga was the first of six Yankees to land on the COVID-19 injured list amid an . The right-hander was the first to test positive, needing to stick around in Houston due to quarantine protocols after the club finished their series against the Astros prior to the All-Star break.Asked if he has an update regarding the other five players still on the COVID ILa group that includes All-Star right fielder Aaron JudgeBoone said left-hander Nestor Cortes could be back with the team during New York's series in Boston later this week.Scroll to ContinueIf all goes well Gabriel Landeskog Jersey with his journey back to the active roster, Cortes would likely factor into the starting rotation over the rest of the Yankees' road trip as well. New York travels from Boston to Tampa Bay before finishing the trip with a three-game set in Miami against the Marlins.Getting Blake Comeau Jersey Loaisiga back from his case of COVID-19 will inject the bullpen with a huge boost during an important stretch. With Aroldis Chapman still working through a rough patch, Zack Britton finding his rhythm since returning from the Rob Ramage Jersey injured list and New York could certainly use some reinforcements in the later innings.Loaisiga is also having a career year out of the 'pen. The right-hander has posted a 2.11 ERA over 36 games (47 innings) while striking out 46 batters. Take away two clunkersfour earned runs in two outingsand Loaisiga has only permitted three earned runs to score acro s 46 frames.MORE: