washington president donald trump vow wednesday whatever necessary broke peace israel palestinians host palestinian president mahmoud abbas white house give sign could revive long-stalled negotiations first meet trump press abbas stop incitement violence israelis accord white house urge private halt payments families palestinian prisoners hold israeli jail demand long press israel even trump boldly predict would achieve peace presidents fail stop short explicitly recommit administration two-state solution decades-old conflict long-standing foundation u.s. policy palestinians say disappoint omission despite many experts see long-shot bid trump tell abbas whatever necessary ... would love mediator arbitrator facilitator get do abbas reassert goal palestinian state say must east jerusalem capital border exist 1967 middle east war israelis want jerusalem capital reject full return 1967 borderlines threat security trump face deep skepticism home abroad chance achieve quick breakthrough least administration yet articulate cohesive strategy restart moribund peace process abbas white house talk follow february visit israeli prime minister benjamin netanyahu move reset tie combative relationship republican president predecessor democrat barack obama trump spark international criticism time appear back away two-state solution say would leave party decide palestinian statehood objective successive u.s. administrations international community meet abbas western-backed head palestinian authority another test whether trump office little 100 days serious pursue kind comprehensive peace deal elude predecessors trump insist ready try reach tough deal late sit lunch palestinian leader say maybe difficult people think years trump say decide start process offer new policy prescriptions timetable may underestimate challenge trust two side low analysts say pretend handle key issue say david makovsky member obama negotiate team last talk collapse 2014. still plan firm trump visit netanyahu jerusalem possibly abbas west bank may 22 23 say people familiar matter spark speculation meet three u.s. israeli officials decline confirm visit trump abbas appear friendly businesslike stand side-by-side lecterns far cry way trump netanyahu interact february abbas promise courageous stewardship wisdom well great negotiate ability palestinians would partner seek historic peace treaty pressure home avoid major concessions 82-year-old leader say time israel end occupation refer jewish settlements west bank abbas however repeat public demand israel freeze settlement construction land palestinians want state condition negotiations u.s. lawmakers warn palestinian fund could cut unless abbas halt plo stipends families prisoners israel consider terrorists many palestinians see heroes indication abbas govern west bank hamas militants rule gaza bow pressure issue especially hundreds palestinian prisoners hunger strike gaza hamas spokesman sami abu zuhri say promise abbas make white house obligate anyone question raise trump choice son-in-law jar kushner oversee peace initiative along trump longtime business lawyer jason greenblatt envoy efforts enlist israel sunni arab neighbor share israeli concern shi ite iran help rejuvenate peacemaking yet yield result national security adviser h.r mcmaster describe trump foreign policy approach disruptive say unconventional ways could create opportunity help stabilize middle east trump unpredictability even time rattle close ally like israel pro-israeli campaign rhetoric suggest might give netanyahu free rein trump promise move u.s. embassy jerusalem tel aviv back burner catch netanyahu off-guard ask put unspecified limit settlement activity trump vow broke israeli-palestinian peace offer new policies