abc's jay o'brien. >> reporter: nearly three years after russia's brutal invasion of ukraine, sources telling abc news top trump administration officials are traveling to saudi arabia to jump start peace talks between moscow and kyiv. the trip expected this week. sources telling abc news that secretary of state marco rubio, waltz and wittkov are expected to meet with russian officials. ukrainian negotiators not expected to participate at this point. president volodymyr zelenskyy saying today. >> maybe bring something to the table but not our table. i didn't see any invitations. >> reporter: days ago, president trump speaking by phone with zelenskyy after a 90-minute phone call with vladimir putin. >> we had a great call, lasted a long time. think president putin wants peace, president zelenskyy wants peace. i want peace. >> reporter: trump, who long promised to end the war was asked if he viewed ukraine as an equal in these talks. >> do you view ukraine as an equal member of this peace process? >> interesting question. i think they have to make peace, their people are being killed. >>

here's jay o'brien. >> reporter: tonight, nearly three years after russia's brutal invasion of ukrainetelling abc news top trump administration officials are now traveling to saudi arabia to try to jump start peace talks between moscow and kyiv. the trip expected this week. sources tell abc news secretary of state marco rubio, national security advisor mike waltz a steve wit cough are expected to meet with ukraine officials. president volodymyr zelenskyy saying today -- >> maybe something at the table, but not on our table. i didn't see any indications. >> reporter: just days ago president trump speaking by phone with zelenskyy after a 90-minute phone call with russian president vladimir putin. >> we had a great call. it lasted for a long time, i think. president putin wants peace, and president zelenskyy wants peace and i want peace. >> reporter: trump, who long promised to end the war, also asked if he views ukraine as an equal in these talks. >> um, that's an interesting question. i think they have to make peace. their people are being killed. >> reporter: rachel, the trump administ

we'll discuss the outlook after this report from jay o'brien. >> reporter: this week's signs of a brewingn for two of president donald trump's most controversial nominees, facing a bipartisan grilling on capitol hill. >> you say one thing, and then you say another. >> was edward snowden a traitor? >> reporter: robert f. kennedy jr. and tulsi gabbard both making their case. >> those reports that in the hearing yesterday have claimed that i was anti-vaccine and anti-industry. well, i'm neither. i'm pro-safety. >> what truly unsettles my political opponents and i refuse to be their puppet. >> reporter: kennedy, trump's pick to run the department of health and human services pressed on everything from embracing medical conspiracy theories to pushing falsehoods about vaccines. republican senator bill cassidy, a doctor and potential hurdle for his confirmation chances saying he's struggling with the nomination. >> will you reassure mothers, without qualification that the measles and hepatitis vaccines do not cause autism? >> i'm not going into -- >> that's kind of a yes or no question. >> if th