Putin dinner: Tharoor-Sitharaman greeting sparks Congress 'heartburn'

• A state dinner for Russian President Vladimir Putin sparked political controversy.
• Top Congress leaders, including Mallikarjun Kharge and Rahul Gandhi, were excluded from the event.
• Congress MP Shashi Tharoor attended the dinner and was seen greeting FM Nirmala Sitharaman.
• Tharoor's attendance, despite his party's leaders being excluded, caused "heartburn" within Congress.
• Tharoor justified his presence by citing his role as Chairman of the Parliamentary Standing Committee on External Affairs.

Why It Matters: This story reveals internal rifts within the Congress party.