NBA COVID fallout: Isaiah Thomas (Mavericks), Joe Johnson (Celtics) among players signing 10-day contracts | CBS Sports Headlines NBA COVID fallout: Isaiah Thomas (Mavericks), Joe Johnson (Celtics) among players signing 10-day contracts New rules stipulate that teams missing multiple players because of positive tests must sign replacements ESN FeedsThis post … Continue reading NBA COVID fallout: Isaiah Thomas (Mavericks), Joe Johnson (Celtics) among players signing 10-day contracts