Efforts to resolve the deadlock were unsuccessful, and on 21 October Netanyahu returned the mandate to Rivlin.[21] On 23 October, Rivlin's office tasked Gantz with forming a government;[22] this mandate was given back to Rivlin on 21 November.[23] From that day, MKs had three weeks in which they could choose to nominate any of themselves to serve as PM. The selected MK would have had to secure the support of 61 MKs.[24] However, no MK was able to form a government, and it was determined on 12 December that another election would take place on 2 March 2020.[25]