Seven Rajya Sabha MPs of the Aam Aadmi Party (AAP) —  Raghav Chadha, Sandeep Pathak, Ashok Mittal, Harbhajan Singh, Rajinder Gupta, Swati Maliwal and Vikramjit Sahney — switched to the BJP on Friday . Their move left the AAP with just three members in Rajya Sabha.  What happens to these members, the AAP and the Upper House now?  Chakshu Roy of PRS Legislative Research told The Indian Express that the seven MPs would not face disqualification, citing precedent. While AAP has members in both legislatures, the Rajya Sabha Chairman would only consider the House he is presiding over. The Chairman can say that since two-thirds of the members of the party have merged with the BJP, they will now be BJP members and not face disqualification, said Roy.…