* Crisis deepens for Mamata as her Lok Sabha team breaks, rebel TMC MPs reach out to BJP

* At INDIA bloc meeting, allies take aim at Congress

* New bilateral investment model: 2-yr local remedy window, no MFN clause

* To hike LS strength, Govt works on more clarity, eyes South, DMK support

* 8 killed as molten metal spills, triggers fire at  Vizag steel plant

* Israel and Iran trade strikes, pause, but warn of more attacks