Two analysts following Community Health Systems have this week made moves advising investors to be careful with the Franklin-based hospital company. First, Ann Hynes at Mizuho Securities trimmed her price target for CHS to $38 from $44. And Friday morning, CRT Capital analyst Sheryl Skolnick cut her rating to 'fair value' from 'buy.' Around noon Friday, CHS shares (Ticker: CYH) were up about 1 percent on the day to $36.84. They're down about 6 percent year to date.